Rule 34 Dev - 1boy 2021 animated_skeleton anterior_nasal_aperture blue_and_white blue_blush blue_clothing blue_eyes blue_penis blush bodily_fluids bone bottomwear clothing digital_media_(artwork) erection eyebrows gaster_blaster genital_fluids genitals glans grin hands_in_pockets hi_res hoodie humanoid male male_only monochrome open_mouth penis penis_through_fly penis_with_face pockets poking_out precum raised_eyebrow saliva sans shirt shorts simple_background sirtoasterbutt skeleton smile solo standing teeth topwear undead undertale unusual_anatomy unusual_genitalia unusual_penis video_games white_background white_clothing white_glans white_shirt white_topwear|5731333624