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1boy 2025 2d digital_media full_body hands_in_pockets highres hood hood_down hooded_jacket humanoid jacket kiwi-peep lineart male male_focus male_only monster monster_boy open_clothes open_jacket sans_(undertale) shirt shorts simple_background skeleton slippers socks solo standing striped_shorts teeth undead undertale white_background ! 1boy 2025 2d animal_ears animal_hood animal_print artist_progress back blue_jacket cat_hood cat_print comic_sans cropped_torso digital_media english_text fake_animal_ears fake_tail full_body grey_shoes hand_in_pocket hands_in_pockets highres hood hood_up hooded_jacket humanoid jacket kiwi-peep lineart male male_focus male_only mittens monochrome monster monster_boy multiple_views redrawn sans_(undertale) shirt shorts simple_background skeleton slippers sneakers socks solo speech_bubble standing striped_clothes striped_shorts tail teeth text undead undertale white_background white_shirt zipper zzz 2025 2boys 2d armor artist_name black_shorts blue_background blue_jacket blue_shorts border brothers cape cellphone digital_media duo english_text gloves grey_hood hand_on_own_hip height_difference highres holding holding_phone hood hood_down hooded_jacket humanoid jacket kiwi-peep leaning_forward male male_focus male_only monster monster_boy multiple_boys one_eye_closed open_clothes open_jacket outside_border papyrus_(undertale) phone red_cape red_gloves sans_(undertale) shirt shorts siblings simple_background skeleton speech_bubble striped_shorts teeth text two-tone_background undead undertale uneven_eyes white_armor white_border white_shirt white_stripes |_| 2022 2boys 2d annoyed armor artist_name black_shorts blue_jacket blue_shorts boots brothers cape derivative_work digital_media duo full_body gloves grey_background grey_gloves grey_hood hands_on_own_head height_difference highres holding holding_instrument hood hood_down hooded_jacket humanoid instrument jacket lig-tu male male_focus male_only meme monster monster_boy multiple_boys open_clothes open_jacket papyrus_(undertale) pink_slippers playing_instrument red_boots red_cape red_gloves sans_(undertale) shadow shirt shorts siblings simple_background skeleton slippers socks striped_shorts teeth trumpet trumpet_boy_(meme) undead undertale walking white_armor white_shirt white_socks white_stripes 1boy 1other 2022 2d =_= artist_name black_shorts blue_jacket chin_rest closed_eyes cropped_torso cup digital_media drink duo frisk_(undertale) grey_background grey_hood half-closed_eyes hand_in_pocket hands_in_pockets height_difference holding holding_bottle holding_cup holding_drink hood hood_down hooded_jacket human humanoid jacket ketchup_bottle lig-tu male_focus meme monster monster_boy mug multiple_views muted_color open_clothes open_jacket roblox_man_face_(meme) sans_(undertale) shirt short_hair shorts simple_background skeleton sleepy socks squeans standing striped_shorts teeth undead undertale unworn_socks white_shirt white_stripes zzz !? 1other 6+boys 6+girls absurdres asymmetrical_bodysuit asymmetrical_eyelashes asymmetrical_eyes asymmetrical_footwear asymmetrical_gloves asymmetrical_legwear asymmetrical_sleeves black_bow black_bowtie black_hat blue_bodysuit blue_bow blue_dress blue_eyes blue_shorts blue_sleeves blush_stickers bodysuit bow bowtie brown_hair bubble_(the_amazing_digital_circus) bulging_eyes button_eyes buttons caine_(the_amazing_digital_circus) cane center-flap_bangs chess_piece closed_mouth collared_bodysuit colored_sclera colored_skin colored_teeth comedy_and_tragedy_masks comic commentary_request dentures dress emphasis_lines eye_pop eyelashes eyes_over_blush fewer_digits flower flying_sweatdrops furry furry_male gangle_(the_amazing_digital_circus) glove_cuffs gloves green_eyes grin happy_aura hat heterochromia highres holding holding_cane holding_own_hair holding_pencil holding_sketchbook hug jax_(the_amazing_digital_circus) jester jester_cap jester_costume king_(chess) kinger_(the_amazing_digital_circus) lapels legs_apart line_sticker_available mismatched_footwear mismatched_gloves motion_lines multicolored_eyes multiple_boys multiple_girls no_humans notice_lines official_art overalls page_number patchwork_clothes pencil peter_pan_collar pink_flower pink_overalls polka_dot pom_pom_(clothes) promotional_art puffy_short_sleeves puffy_shorts puffy_sleeves qr_code rabbit_boy ragatha_(the_amazing_digital_circus) reaching red_bodysuit red_eyes red_hair red_shorts red_sleeves red_suit shirt shoji_sakura short_hair short_sleeves shorts simple_background sketchbook sleeve_cuffs smile sparkle speech_bubble star_(symbol) striped_bodysuit striped_clothes striped_headwear striped_shorts striped_sleeves suit surprised teeth the_amazing_digital_circus thumbs_up top_hat translation_request transparent_background two-tone_bodysuit two-tone_eyes two-tone_hat two-tone_shorts two-tone_sleeves vertical-striped_bodysuit vertical-striped_clothes vertical-striped_headwear vertical-striped_sleeves white_gloves white_shirt white_skin white_undershirt yellow_sclera yellow_sleeve_cuffs yellow_teeth yellow_trim zooble_(the_amazing_digital_circus) 1other 2016 2boys 2d ambiguous_gender armor blue_theme brothers carrying carrying_person digital_media foot_up frisk_(undertale) fur-trimmed_jacket fur_trim gloves group_hug happy heart height_difference hug human humanoid jacket male monochrome monster monster_boy multiple_boys one_eye_closed open_clothes open_jacket papyrus_(undertale) rachael_morgan sans_(undertale) scarf shirt short_hair shorts siblings simple_background skeleton sketch smile striped_clothes striped_shirt striped_shorts teeth trio undead undertale white_background white_stripes 2021 2boys 2d armor black_shorts blue_jacket blue_shorts bone boots brothers cape digital_media duo flaming_eye food full_body gloves glowing glowing_eye grey_hood hand_in_pocket height_difference holding holding_food hood hood_down hooded_jacket hot_dog humanoid jacket male male_focus male_only monster monster_boy multiple_boys one_eye_closed open_clothes open_jacket papyrus_(undertale) pink_slippers red_boots red_cape red_gloves sans_(undertale) shirt shorts siblings side-by-side simple_background skeleton slippers standung striped_shorts teeth undead undertale white_armor white_background white_shirt white_stripes xlandloud 2016 2boys 2d absurdres arm_support armor black_shorts blue_jacket blue_shorts bone boots brothers cape commission duo fighting_stance gasterblaster gloves grey_hood height_difference highres holding holding_bone hood hood_down hooded_jacket humanoid jacket kneeling male male_focus male_only monster monster_boy multiple_boys on_one_knee open_clothes open_jacket papyrus_(undertale) paurachan pink_slippers red_boots red_cape red_gloves sans_(undertale) shirt shorts siblings skeleton skull slippers striped_shorts teeth traditional_media undead undertale watercolor_(medium) white_armor white_shirt white_stripes 2016 2boys 2d bed bedroom black_shorts black_sweater blanket blue_jacket book brothers digital_media duo grey_hood height_difference hood hood_down hooded_jacket hug humanoid indoors jacket long_sleeves male male_focus male_only monster monster_boy multiple_boys on_bed open_clothes open_jacket papyrus_(undertale) pillow pink_slippers sans_(undertale) shijimi_(taurin69) shirt shorts siblings skeleton slippers socks striped_shorts sweater table teeth undead undertale white_shirt white_socks white_stripes 2016 2d 3boys arm_around_shoulder armor black_shorts blue_jacket blue_shorts blush boots brothers cape closed_eyes couch crossed_legs digital_media dual_persona flying_sweatdrops gloves grey_hood heart height_difference hood hood_down hooded_jacket humanoid jacket looking_at_another male male_focus male_only monster monster_boy multiple_boys on_couch one_eye_closed open_clothes open_jacket outline papyrus_(undertale) red_background red_boots red_cape red_gloves sans_(undertale) shijimi_(taurin69) shirt shorts siblings simple_background sitting skeleton striped_shorts teeth trio undead undertale white_armor white_outline white_shirt white_stripes zipper 2016 2boys 2d armpit_carry black_pants black_shorts black_vest blue_jacket carrying carrying_person digital_media duo elemental_(creature) fire_elemental flaming_head from_side glasses grillby height_difference hood hood_down hooded_jacket humanoid jacket lifting_person looking_at_another male male_focus male_only monster monster_boy multiple_boys no_mouth open_clothes open_jacket orange_skin pants pink_slippers rectangular_eyewear sans_(undertale) shijimi_(taurin69) shirt shorts simple_background skeleton sketch slippers socks speech_bubble striped_clothes striped_shorts teeth undead undertale vest white_background white_shirt white_socks white_stripes 1boy 2016 2d black_shorts blue_background blue_jacket colored_shadow digital_media food gradient_background grey_hood holding holding_food hood hood_down hooded_jacket humanoid jacket male male_focus male_only monster monster_boy open_clothes open_jacket pink_slippers pocky sans_(undertale) shijimi_(taurin69) shirt shorts simple_background skeleton slippers socks solo striped_shorts teeth undead undertale white_background white_shirt white_socks white_stripes 1boy 2016 2d black_shorts blue_jacket bone colored_shadow digital_media grey_hood highres holding holding_bone hood hood_down hooded_jacket humanoid jacket male male_focus male_only monster monster_boy niconico open_clothes open_jacket pink_slippers sans_(undertale) sequential shijimi_(taurin69) shirt shorts simple_background skeleton slippers socks solo striped_shorts teeth undead undertale white_background white_shirt white_socks white_stripes 1boy 2016 2d black_shorts blue_jacket closed_eyes cooking digital_media frying_pan grey_hood highres hood hood_down hooded_jacket humanoid jacket knitting male male_focus male_only monster monster_boy multiple_views open_clothes open_jacket orange_background painting_(action) pink_slippers polka_dot polka_dot_background sans_(undertale) shijimi_(taurin69) shirt shorts simple_background sitting skeleton sketch slippers socks solo striped_shorts teeth text translation_request undead undertale white_shirt white_socks white_stripes yarn_ball 2016 2boys 2d black_shorts blue_background blue_jacket boots brothers comic digital_media duo grey_hood height_difference hood hood_down hooded_jacket humanoid jacket japanese_text lower_body male male_focus male_only monster monster_boy multiple_boys open_clothes open_jacket out_of_frame papyrus_(undertale) red_boots sans_(undertale) segmented_comic shijimi_(taurin69) shirt shorts siblings simple_background skeleton sketch slippers socks speech_bubble stairs striped_shorts struggling teeth text translation_request undead undertale white_shirt white_socks white_stripes 2016 2boys 2d black_shorts blue_background blue_jacket boots brothers comic digital_media duo grey_hood height_difference hood hood_down hooded_jacket humanoid jacket japanese_text lower_body male male_focus male_only monster monster_boy multiple_boys open_clothes open_jacket out_of_frame papyrus_(undertale) red_boots sans_(undertale) segmented_comic shijimi_(taurin69) shirt shorts siblings simple_background skeleton sketch slippers socks speech_bubble stairs striped_shorts struggling teeth text translation_request undead undertale white_shirt white_socks white_stripes 1boy 2016 2d black_shorts blue_background blue_jacket bone crossed_legs digital_media flower gradient_background grey_hood hood hood_down hooded_jacket humanoid jacket male male_focus male_only monster monster_boy musical_note open_clothes open_jacket pale_color pink_slippers red_flower sans_(undertale) shijimi_(taurin69) shirt shorts simple_background sitting skeleton slippers socks solo striped_shorts teeth undead undertale white_background white_shirt white_socks white_stripes 2016 2boys 2d armor black_shorts blue_jacket blue_shorts boots brothers cape comic digital_media duo full_body gloves grey_hood height_difference hood hood_down hooded_jacket humanoid jacket looking_at_viewer male male_focus male_only monster monster_boy multiple_boys open_clothes open_jacket orange_background papyrus_(undertale) pointing pointing_at_another pointing_down pointing_up red_boots red_cape red_gloves sans_(undertale) segmented_comic shijimi_(taurin69) shirt shorts siblings simple_background skeleton sketch slippers socks standing striped_shorts teeth undead undertale white_armor white_shirt white_socks white_stripes 1boy 2016 2d black_shorts blue_jacket comic digital_media drinking_glass falling grey_hood hood hood_down hooded_jacket humanoid jacket male male_focus male_only monster monster_boy open_clothes open_jacket sans_(undertale) segmented_comic shijimi_(taurin69) shirt shorts simple_background skeleton slippers socks solo striped_shorts teeth tripping undead undertale water white_background white_shirt white_socks white_stripes 1boy 2016 2d black_shorts blue_jacket blush digital_media full_body grey_hood hands_in_pockets heart hollow_eyes hood hood_down hooded_jacket humanoid jacket male male_focus male_only monster monster_boy open_clothes open_jacket outline pink_slippers red_background sans_(undertale) shijimi_(taurin69) shirt shorts simple_background skeleton slippers socks solo standing striped_shorts teeth undead undertale white_shirt white_socks white_stripes zipper ... 1other 2016 2boys 2d ? ambiguous_gender armor black_shorts black_socks blue_jacket blue_shirt blue_shorts boots brothers brown_hair brown_shoes cape closed_eyes digital_media flower_(symbol) frisk_(undertale) full_body gloves grey_hood hands_on_another's_cheeks height_difference hood hood_down hooded_jacket hug human humanoid jacket male monster monster_boy multiple_boys open_clothes open_jacket papyrus_(undertale) pink_stripes red_boots red_cape red_gloves sans_(undertale) shared_clothes shijimi_(taurin69) shirt shoes short_hair shorts siblings simple_background skeleton sketch slippers socks sparkle spoken_ellipsis squatting squiggle standing striped_clothes striped_shirt striped_shorts teeth tiptoes trio undead undertale walking white_armor white_background white_shirt white_socks white_stripes 1girl 2016 2boys 2d anthro black_eyepatch black_shorts blue_jacket blue_shorts blue_skin blurry blurry_foreground boots brothers cape comic digital_media ear_fins eyepatch falling female fins fish fish_girl gloves grey_hood head_fins hood hood_down hooded_jacket humanoid jacket male male_focus monster monster_boy monster_girl multiple_boys open_clothes open_jacket out_of_frame papyrus_(undertale) pink_slippers red_boots red_cape red_gloves red_hair sans_(undertale) segmented_comic sharp_teeth shijimi_(taurin69) shirt shorts siblings simple_background skeleton slippers socks stopwatch striped_shorts teeth undead undertale undyne white_armor white_background white_shirt white_socks white_stripes yellow_teeth 1girl 2016 2boys 2d all_fours anthro armor black_eyepatch black_shorts blue_jacket blue_shorts blue_skin blurry blurry_foreground boots brothers cape comic digital_media ear_fins eyepatch female fins fish fish_girl gloves grey_hood head_fins hood hood_down hooded_jacket humanoid jacket male male_focus monster monster_boy monster_girl multiple_boys open_clothes open_jacket out_of_frame papyrus_(undertale) pink_slippers red_boots red_cape red_gloves red_hair sans_(undertale) segmented_comic sharp_teeth shijimi_(taurin69) shirt shorts siblings simple_background sitting sitting_on_person skeleton slippers socks stopwatch striped_shorts teeth undead undertale undyne white_armor white_background white_shirt white_socks white_stripes yellow_teeth 2016 2boys 2d armor black_shorts blue_jacket blue_shorts brothers cape copyright_name digital_media duo foreshortening fork gloves gradient_background grey_hood holding holding_fork holding_plate hood hood_down hooded_jacket humanoid jacket male male_focus male_only monster monster_boy multiple_boys one_eye_closed open_clothes open_jacket papyrus_(undertale) plate red_cape red_gloves sans_(undertale) shijimi_(taurin69) shirt shorts siblings simple_background skeleton striped_shorts teeth text undead undertale white_armor white_background white_shirt white_stripes 1girl arknights benpao_gou_gou between_fingers black_hair black_jacket black_shorts chinese_commentary cigarette closed_mouth collared_shirt commentary_request diagonal-striped_clothes diagonal-striped_necktie gloves green_necktie grey_background hair_between_eyes holding holding_cigarette jacket knee_up long_hair looking_at_viewer necktie oekaki official_alternate_costume red_eyes red_gloves red_shirt shirt shorts simple_background sitting smoke solo striped_clothes striped_shorts texas_(arknights) texas_(willpower)_(arknights) thigh_strap vertical-striped_clothes vertical-striped_shorts +_+ 1girl 3boys :d ;d absurdres antenna_hair arm_at_side arm_up arms_at_sides aubrey_(headspace)_(omori) aubrey_(omori) bailan1130 bare_arms bare_shoulders behind_another black_eyes black_hair black_tank_top blue_dress blue_pants blue_shirt blush brothers buttons checkered_clothes chinese_commentary chromatic_aberration collared_shirt colored_skin commentary_request confetti double-parted_bangs dress empty_eyes expressionless eyebrows_hidden_by_hair feet_out_of_frame foreshortening grin hair_behind_ear hair_between_eyes hand_on_own_chin hand_up hatching_(texture) hero_(headspace)_(omori) hero_(omori) highres kel_(headspace)_(omori) kel_(omori) long_hair long_sleeves looking_at_viewer medium_dress multiple_boys no_pupils omori omori_(omori) one_eye_closed open_mouth outstretched_arm pants purple_hair purple_shorts shirt short_hair short_sleeves shorts siblings simple_background slit_pupils smile standing striped_clothes striped_pants striped_shirt striped_shorts tank_top two-tone_pants two-tone_shirt v v-shaped_eyebrows vertical-striped_clothes vertical-striped_pants vertical-striped_shirt vertical-striped_shorts very_long_hair very_short_hair violet_eyes white_background white_pants white_shirt white_shorts white_skin +_+ 1girl 3boys :d ;d absurdres antenna_hair arm_at_side arm_up arms_at_sides aubrey_(headspace)_(omori) aubrey_(omori) bailan1130 bare_arms bare_shoulders behind_another black_eyes black_hair black_tank_top blue_dress blue_pants blue_shirt blush brothers buttons checkered_clothes chinese_commentary collared_shirt colored_skin commentary_request confetti double-parted_bangs dress empty_eyes expressionless eyebrows_hidden_by_hair feet_out_of_frame foreshortening grin hair_behind_ear hair_between_eyes hand_on_own_chin hand_up hatching_(texture) hero_(headspace)_(omori) hero_(omori) highres kel_(headspace)_(omori) kel_(omori) long_hair long_sleeves looking_at_viewer medium_dress multiple_boys no_pupils omori omori_(omori) one_eye_closed open_mouth outstretched_arm pants purple_hair purple_shorts shirt short_hair short_sleeves shorts siblings simple_background slit_pupils smile standing striped_clothes striped_pants striped_shirt striped_shorts tank_top two-tone_pants two-tone_shirt v v-shaped_eyebrows vertical-striped_clothes vertical-striped_pants vertical-striped_shirt vertical-striped_shorts very_long_hair very_short_hair violet_eyes white_background white_pants white_shirt white_shorts white_skin 2021 2boys 2d arm_around_back armor back boots brothers brown_background cape clenched_hand digital_media duo from_behind gloves height_difference hood hood_down hooded_jacket humanoid jacket konnsuimaou levitation magic male male_focus male_only monochrome monster monster_boy multiple_boys outstretched_arms papyrus_(undertale) sans_(undertale) shorts siblings simple_background skeleton slippers socks striped_shorts teeth undead undertale walking white_stripes 1boy 2021 2d animal annoying_dog black_shorts bone digital_media dog duo highres holding holding_bone hood hood_down hooded_jacket humanoid jacket konnsuimaou looking_at_animal male male_focus male_only monochrome monster monster_boy sans_(undertale) shirt shorts simple_background skeleton sketch striped_shorts teeth undead undertale white_dog white_fur white_shirt white_stripes yellow_background 1boy 2021 2d black_shorts blue_background blue_jacket blue_socks cognito digital_media full_body gradient_background grey_hood hands_in_pockets hood hood_down hooded_jacket humanoid jacket male male_focus male_only monster monster_boy one_eye_closed open_clothes open_jacket pink_slippers sans_(undertale) shadow shirt shorts simple_background skeleton slippers socks solo standing straight-on striped_shorts teeth undead undertale white_background white_shirt white_stripes 1other 2019 2boys 2d alternate_costume ambiguous_gender arm_on_knee black_border black_shorts black_tank_top blue_shirt blue_shorts border brothers brown_hair digital_media frisk_(undertale) hand_fan holding holding_fan holding_fireworks human humanoid knee_up male monster monster_boy multiple_boys night night_sky outside_border oyasumi-neruco papyrus_(undertale) pillarboxed pink_stripes sans_(undertale) short_hair shorts siblings skeleton sky sparkler squatting striped_clothes striped_shirt striped_shorts tank_top teeth third-party_source tongue trio undead undertale white_stripes white_tank_top 1other 2017 2d 3boys 3girls alphys ambiguous_gender animal_ears anthro armor artist_name asgore_dreemurr backlighting beard black_eyepatch black_shorts blonde_hair blue_jacket blue_shorts blue_skin blue_sweater brothers brown_hair buck_teeth cape closed_eyes colored_sclera crown digital_media droopy_ears ear_fins everyone eyepatch facial_hair female fins fish fish_girl floppy_ears frisk_(undertale) furry furry_female furry_male gloves goat goat_boy goat_ears goat_girl goat_horns hand_on_another's_shoulder head_fins high_ponytail hood hood_down hooded_jacket horns human humanoid jacket kono2noko lizard lizard_girl long_hair male mammal monster monster_boy monster_girl multiple_boys multiple_girls open_clothes open_jacket outdoors papyrus_(undertale) pink_stripes ponytail red_cape red_gloves red_hair reptile reptile_girl sans_(undertale) scalie selfie sharp_teeth shirt short_hair shorts siblings skeleton skin_fang sky slit_pupils smile solid_oval_eyes standing striped_shorts striped_sweater sun sunset teeth toriel undead undertale undyne white_armor white_fur white_horns white_shirt white_stripes yellow_sclera yellow_teeth 1boy 2024 2d artist_name black_shorts blue_jacket digital_media etchif full_body grey_hood hands_in_pockets hood hood_down hooded_jacket humanoid jacket male male_focus male_only monster monster_boy open_clothes open_jacket plump sans_(undertale) shirt shorts simple_background skeleton slippers socks solo standing striped_shorts teeth undead undertale white_background white_shirt white_slippers white_socks white_stripes 2021 2boys 2d armor artist_name black_shorts blue_jacket blue_shorts boots brothers cape chimo_(utdt_game) digital_media drawstring duo full_body gloves grey_background grey_hood hand_on_pocket height_difference high_five hood hood_down hooded_jacket humanoid jacket leaning_back leaning_on_person making-of_available male male_focus male_only monster monster_boy multiple_boys open_clothes open_jacket papyrus_(undertale) pink_slippers red_boots red_cape red_gloves sans_(undertale) shirt shorts siblings simple_background skeleton slippers socks standing star_(symbol) stool striped_shorts teeth undead undertale white_armor white_shirt white_socks white_stripes 2021 2boys 2d animated animated_gif armor artist_name black_shorts blue_jacket blue_shorts boots brothers cape chimo_(utdt_game) digital_media drawstring duo full_body gloves grey_background grey_hood hand_on_pocket height_difference high_five hood hood_down hooded_jacket humanoid jacket leaning_back leaning_on_person making-of male male_focus male_only monster monster_boy multiple_boys open_clothes open_jacket papyrus_(undertale) pink_slippers red_boots red_cape red_gloves sans_(undertale) shirt shorts siblings simple_background skeleton slippers socks standing star_(symbol) stool striped_shorts teeth undead undertale white_armor white_shirt white_socks white_stripes winking_(animated) 1other 2021 2boys 2d ambiguous_gender armor back black_shorts boots brothers cape chimo_(utdt_game) counter digital_media frisk_(undertale) from_behind full_body gloves grey_hood height_difference hood hood_down hooded_jacket human humanoid jacket kitchen lineart male mixed-language_text monochrome monster monster_boy multiple_boys musical_note papyrus_(undertale) red_gloves sans_(undertale) shirt short_hair shorts siblings simple_background skeleton socks standing stool striped_clothes striped_shirt striped_shorts teeth text trio undead undertale washing_dishes white_armor white_background white_stripes 2017 2d 3boys 3girls 3others alphys ambiguous_gender android animal animal_ears annoying_dog anthro armor asgore_dreemurr beard black_eyepatch black_hair black_shorts blonde_hair blue_jacket blue_shirt blue_shorts blue_skin boots brothers brown_hair cape colored_sclera cousins digital_media dog droopy_ears ear_fins everyone eyepatch facial_hair female fins fish fish_girl floppy_ears flower flowey_(undertale) frisk_(undertale) furry furry_female furry_male ghost gloves goat goat_boy goat_ears goat_girl goat_horns hair_over_one_eye head_fins heart high_heel_boots high_ponytail hood hood_down hooded_jacket horns human humanoid jacket lizard lizard_girl lizard_tail long_hair male mammal mettaton mettaton_ex monster monster_boy monster_girl monster_kid_(undertale) multiple_boys multiple_girls multiple_others napstablook open_clothes open_jacket papyrus_(undertale) paurachan pink_stripes plant ponytail red_cape red_gloves red_hair reptile reptile_girl reptile_tail robot robot_boy sans_(undertale) scalie sharp_teeth shirt short_hair shorts siblings skeleton slit_pupils striped_clothes striped_shirt striped_shorts teeth toriel undead undertale undyne upper_body white_armor white_dog white_fur white_gloves white_horns white_shirt white_stripes yellow_flower yellow_sclera yellow_skin yellow_stripes yellow_teeth 1other 2017 2boys 2d 2girls alphys ambiguous_gender anthro armor artist_name black_eyepatch black_shorts blue_jacket blue_shirt blue_shorts blue_skin brothers brown_hair cape child colored_sclera date ear_fins eyepatch female fins fish fish_girl frisk_(undertale) gloves group_hug head_fins high_ponytail highres holding_hands hood hood_down hooded_jacket hug human humanoid jacket lizard lizard_girl long_hair male monster monster_boy monster_girl multiple_boys multiple_girls open_clothes open_jacket papyrus_(undertale) paurachan pink_stripes ponytail red_cape red_gloves red_hair reptile reptile_girl sans_(undertale) scalie sharp_teeth shirt short_hair shorts siblings skeleton slit_pupils smile striped_clothes striped_shirt striped_shorts teeth traditional_media undead undertale undyne watercolor_(medium) white_armor white_background white_shirt white_stripes yellow_sclera yellow_teeth 2016 2boys 2d absurdres alternate_costume arm_on_another's_head back-to-back backwards_hat baseball_cap black_shorts blue_jacket blue_shorts brothers commission duo english_text fur-trimmed_jacket fur_trim gloves hand_in_pocket hat height_difference highres holding holding_sign humanoid index_finger_raised jacket male male_focus male_only monster monster_boy multiple_boys official_alternate_costume one_eye_closed open_clothes open_jacket papyrus_(undertale) paurachan sans_(undertale) shirt shoes shorts siblings sign skeleton socks standing striped_shorts teeth text traditional_media undead undertale watercolor_(medium) white_background white_shirt white_socks white_stripes 1girl 2019 2d 2others 3boys adapted_costume alternate_costume ambiguous_gender animal_ears anthro armor asriel_dreemurr bag baseball_cap black_border black_shorts blue_jacket blue_shirt blue_shorts border brothers brown_hair cape chara_(undertale) closed_eyes digital_media droopy_ears fangs female floppy_ears flower frisk_(undertale) furry furry_female furry_male gloves goat goat_boy goat_ears goat_girl goat_horns green_shirt hat holding holding_umbrella hood hood_down hooded_jacket hoodie horizontal_stripes horns huisang0000-akira human humanoid innertube jacket male mammal monster monster_boy monster_girl mother_and_son multiple_boys multiple_others nature one_eye_closed open_clothes open_jacket outdoors papyrus_(undertale) pink_skirt pink_stripes plant rectangular_eyewear red_cape red_gloves red_hat sans_(undertale) shirt short_hair shorts siblings skeleton skirt sleeveless sleeveless_hoodie striped_clothes striped_shirt striped_shorts summer sunglasses swim_ring t-shirt tape teeth third-party_source toriel umbrella undead undertale white_armor white_fur white_horns white_shirt white_stripes yellow_flower yellow_stripes 2015 2boys 2d aqua_background armor artist_name black_shorts blue_jacket blue_shorts boots brothers cape carrying carrying_person digital_media duo full_body fur-trimmed_jacket fur_trim gloves hand_on_another's_head height_difference humanoid jacket kikilime male male_focus male_only monster monster_boy multiple_boys open_clothes open_jacket papyrus_(undertale) red_boots red_cape red_gloves sans_(undertale) shorts shoulder_carry siblings skeleton sleeping slippers standing striped_shorts teeth transparent_background undead undertale white_armor white_slippers white_stripes zzz