Xbooru - 2010s 2016 2boys anal animated skeleton blue blush blue penis blush bottom sans brother and brother brother penetrating brother brothers duo ectopenis english text fontcest gay glowing glowing eye grabbing penis handjob handjob while penetrating heart incest intraspecies jacket male male/male male only male penetrated male penetrating male penetrating male monochrome monster monster boy orange blush orange eye orange penis papyrus papyrus (undertale) papysans partially colored penetration penis sans sans (undertale) seme papyrus sex sibling incest siblings simple background skeleton skullysins speech bubble sweat text text bubble top papyrus uke sans undead undertale undertale (series) wearing others clothes yaoi | 1018845

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Id: 1018845
Posted: 2023-07-15 11:45:02
by RandomUser
Size: 1280x960
Source: www.tumblr.com/skullysins...o-draw-some-undertale-sin 64.media.tumblr.com/b769e...6v7c5tS1vqckcdo1_1280.jpg
Rating: Explicit
Score: 3 (vote up)

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2010s 2016 2boys anal animated_skeleton blue_blush blue_penis blush bottom_sans brother_and_brother brother_penetrating_brother brothers duo ectopenis english_text fontcest gay glowing glowing_eye grabbing_penis handjob handjob_while_penetrating heart incest intraspecies jacket male male/male male_only male_penetrated male_penetrating male_penetrating_male monochrome monster monster_boy orange_blush orange_eye orange_penis papyrus papyrus_(undertale) papysans partially_colored penetration penis sans sans_(undertale) seme_papyrus sex sibling_incest siblings simple_background skeleton skullysins speech_bubble sweat text text_bubble top_papyrus uke_sans undead undertale undertale_(series) wearing_others_clothes yaoi

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