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2010s 2boys 2d 2d_(artwork)anal anal_penetration anal_sex animated_skeleton armwear artist_name ass ass_grab backsack bell_choker bell_collar bent_over blush bottom_sans breasts brother brother/brother brother_penetrating_brother brothers bulging_eyes christmas christmas_hat christmas_outfit christmas_tree cleavage clothed clothing comic comic_panel counter crossdressing digital_media_(artwork)dress dress_lift duo ectobody ectobreasts ectobutt ectopenis ectoplasm edit edited eli-sin-g english_text fontcest from_behind_position gift gift_box gloves grabbing_own_penis hat holidays incest intraspecies kitchen kitchen_counter kolesjoie male male/male male_only male_penetrated male_penetrating male_penetrating_male male_with_breasts merry_christmas monochrome monster monster_boy moobs panties papyrus papyrus_(undertale)papysans penetration penetration_from_behind penis penis_grab profanity ribbon_choker ribbon_collar sans sans_(undertale)santa_costume santa_dress santa_hat scarf seducing seductive seme_papyrus sex sex_from_behind sibling_incest siblings skeleton striptease talking testicle text thighs top_papyrus topwear uke_sans undead undertale undertale_(series)veiny_penis video_game_character video_games wink yaoi

2010s 2boys 2d 2d_(artwork) anal anal_penetration anal_sex animated_skeleton armwear artist_name ass ass_grab backsack bell_choker bell_collar bent_over blush bottom_sans breasts brother brother/brother brother_penetrating_brother brothers bulging_eyes christmas christmas_hat christmas_outfit christmas_tree cleavage clothed clothing comic comic_panel counter crossdressing digital_media_(artwork) dress dress_lift duo ectobody ectobreasts ectobutt ectopenis ectoplasm edit edited eli-sin-g english_text fontcest from_behind_position gift gift_box gloves grabbing_own_penis hat holidays incest intraspecies kitchen kitchen_counter kolesjoie male male/male male_only male_penetrated male_penetrating male_penetrating_male male_with_breasts merry_christmas monochrome monster monster_boy moobs panties papyrus papyrus_(undertale) papysans penetration penetration_from_behind penis penis_grab profanity ribbon_choker ribbon_collar sans sans_(undertale) santa_costume santa_dress santa_hat scarf seducing seductive seme_papyrus sex sex_from_behind sibling_incest siblings skeleton striptease talking testicle text thighs top_papyrus topwear uke_sans undead undertale undertale_(series) veiny_penis video_game_character video_games wink yaoi

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