1girl black_jacket black_pants black_tail blush breasts business_suit closed_eyes collared_shirt dancing demon_girl demon_horns demon_tail formal gloves hair_ornament heart helltaker highres horns jacket katagiri_ags large_breasts long_hair long_sleeves low-tied_long_hair lucifer_(helltaker) mole mole_under_eye musical_note pants red_background red_eyes red_shirt shirt simple_background smile solo speech_bubble suit tail white_gloves white_hair white_horns