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underswap papyrus

1:1 1boy animated_skeleton artist_logo blush bone clothed ectopenis glowing_penis hoodie humanoid humanoid_penis lizheru lizherubones looking_at_own_penis male male_only off_shoulder orange_blush orange_hoodie orange_penis papyrus papyrus_au penis penis_out skeleton solo solo_male undead underswap underswap_papyrus undertale undertale_au undertale_fanfiction video_games
1:1 1boy animated_skeleton artist_logo blush bone clothed ectopenis glowing_penis hoodie humanoid humanoid_penis lizheru lizherubones looking_at_own_penis male male_only off_shoulder orange_blush orange_hoodie orange_penis papyrus papyrus_au penis penis_out skeleton solo solo_male undead underswap underswap_papyrus undertale undertale_au undertale_fanfiction video_games
1:1 1boy after_ejaculation animated_skeleton artist_logo bone couch cum ectopenis humanoid humanoid_penis lizherubones male male_only orange_cum orange_penis papyrus papyrus_(underswap) papyrus_au penis skeleton sofa solo solo_male undead underswap underswap_papyrus undertale undertale_au video_games
1:1 1boy after_ejaculation animated_skeleton artist_logo bone couch cum ectopenis humanoid humanoid_penis lizherubones male male_only orange_cum orange_penis papyrus papyrus_(underswap) papyrus_au penis skeleton sofa solo solo_male undead underswap underswap_papyrus undertale undertale_au video_games
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2boys 2d anal blue_body dog_ears dog_tail ectobody english_text humanoid incest male mellednsfw orange_body papyrus papyrus_(underswap) papyrus_au sans sans_(underswap) sans_au sex tagme talking text text_bubble underswap underswap_papyrus underswap_sans undertale_(series) undertale_au undertale_fanfiction vaginal_penetration yaoi
2boys 2d anal blue_body dog_ears dog_tail ectobody english_text humanoid incest male mellednsfw orange_body papyrus papyrus_(underswap) papyrus_au sans sans_(underswap) sans_au sex tagme talking text text_bubble underswap underswap_papyrus underswap_sans undertale_(series) undertale_au undertale_fanfiction vaginal_penetration yaoi
2boys 2d blue_body dog_ears dog_tail ectobody english_text humanoid incest male mellednsfw orange_body papyrus papyrus_(underswap) papyrus_au penetration sans sans_(underswap) sans_au sex tagme tail_wagging talking text text_bubble underswap underswap_papyrus underswap_sans undertale_(series) undertale_au undertale_fanfiction wagging_tail yaoi
2boys 2d blue_body dog_ears dog_tail ectobody english_text humanoid incest male mellednsfw orange_body papyrus papyrus_(underswap) papyrus_au penetration sans sans_(underswap) sans_au sex tagme tail_wagging talking text text_bubble underswap underswap_papyrus underswap_sans undertale_(series) undertale_au undertale_fanfiction wagging_tail yaoi
1cuntboy 2010s 2016 2boys 3boys alternate_universe animated animated_skeleton bandana blue_pussy bones boots closed_eyes cuntboy cuntboy_focus cuntboy_penetrated ectobody ectopenis ectopussy gif glowing_penis hand_on_head hand_on_hip head_grab incest intersex licking_penis male male_penetrating male_penetrating_cuntboy monochrome no_pants orange_penis papyrus papyrus_(underswap) papyrus_au penetration penis pussy sans sans_(underswap) sans_au scarf sex shoulder_pads simple_background skeleton solo_focus stroking_penis threesome titleze trio underswap underswap_papyrus underswap_sans undertale undertale_(series) undertale_au undertale_fanfiction unseen_male_face vaginal vaginal_insertion vaginal_penetration yaoi
1cuntboy 2010s 2016 2boys 3boys alternate_universe animated animated_skeleton bandana blue_pussy bones boots closed_eyes cuntboy cuntboy_focus cuntboy_penetrated ectobody ectopenis ectopussy gif glowing_penis hand_on_head hand_on_hip head_grab incest intersex licking_penis male male_penetrating male_penetrating_cuntboy monochrome no_pants orange_penis papyrus papyrus_(underswap) papyrus_au penetration penis pussy sans sans_(underswap) sans_au scarf sex shoulder_pads simple_background skeleton solo_focus stroking_penis threesome titleze trio underswap underswap_papyrus underswap_sans undertale undertale_(series) undertale_au undertale_fanfiction unseen_male_face vaginal vaginal_insertion vaginal_penetration yaoi
2boys 2d animated animated_skeleton blue_blush cock_sleeve ectopenis fleshlight gay gif humanoid incest male male_only orange_blush orange_penis panting papyrus_au penis pocket_pussy remote_transfer sans sans_au sex_toy skeleton snassystuff tagme tongue_out underswap underswap_papyrus underswap_sans undertale_(series) undertale_au undertale_fanfiction voodoo_sex yaoi
2boys 2d animated animated_skeleton blue_blush cock_sleeve ectopenis fleshlight gay gif humanoid incest male male_only orange_blush orange_penis panting papyrus_au penis pocket_pussy remote_transfer sans sans_au sex_toy skeleton snassystuff tagme tongue_out underswap underswap_papyrus underswap_sans undertale_(series) undertale_au undertale_fanfiction voodoo_sex yaoi
2018 2boys 2d bandana black_sclera black_sweatpants blowjob blue_bandana blue_blush blue_eyes blue_scarf cum cum_in_mouth cum_inside ectopenis fellatio hands_in_sleeves heart-shaped_pupils hoodie humanoid incest ksuriuri looking_up looking_up_at_partner male male_only oral orange_hoodie orange_penis papyrus papyrus_au penis sans sans_au scarf sex skeleton slight_blush sucking sweatpants underswap underswap_papyrus underswap_sans undertale_(series) undertale_au undertale_fanfiction unseen_male_face yaoi
2018 2boys 2d bandana black_sclera black_sweatpants blowjob blue_bandana blue_blush blue_eyes blue_scarf cum cum_in_mouth cum_inside ectopenis fellatio hands_in_sleeves heart-shaped_pupils hoodie humanoid incest ksuriuri looking_up looking_up_at_partner male male_only oral orange_hoodie orange_penis papyrus papyrus_au penis sans sans_au scarf sex skeleton slight_blush sucking sweatpants underswap underswap_papyrus underswap_sans undertale_(series) undertale_au undertale_fanfiction unseen_male_face yaoi
2boys 2d big_penis blue_penis extreme_size_difference gay humanoid incest ksuriuri male male_only micro micro_male micro_on_macro orange_penis papyrus_au penis penis_in_urethra sans sans_au size_difference sounding tagme underswap underswap_papyrus underswap_sans undertale_(series) undertale_au undertale_fanfiction urethral urethral_insertion urethral_penetration yaoi
2boys 2d big_penis blue_penis extreme_size_difference gay humanoid incest ksuriuri male male_only micro micro_male micro_on_macro orange_penis papyrus_au penis penis_in_urethra sans sans_au size_difference sounding tagme underswap underswap_papyrus underswap_sans undertale_(series) undertale_au undertale_fanfiction urethral urethral_insertion urethral_penetration yaoi
2018 2boys 2d ammazolie artist_request bandana blue_bandana blue_blush blue_boots blue_eyes blue_gloves blue_scarf boots brown_pants cargo_pants collar comic crying drooling ectobody english_text gloves heart_collar hoodie humanoid incest male male_only orange_blush orange_hoodie papyrus_au red_sneakers sans sans_au scarf sex skeleton sneakers squatting sweating talking text thrusting underswap underswap_papyrus underswap_sans undertale_(series) undertale_au undertale_fanfiction yaoi
2018 2boys 2d ammazolie artist_request bandana blue_bandana blue_blush blue_boots blue_eyes blue_gloves blue_scarf boots brown_pants cargo_pants collar comic crying drooling ectobody english_text gloves heart_collar hoodie humanoid incest male male_only orange_blush orange_hoodie papyrus_au red_sneakers sans sans_au scarf sex skeleton sneakers squatting sweating talking text thrusting underswap underswap_papyrus underswap_sans undertale_(series) undertale_au undertale_fanfiction yaoi
2018 2boys 2d anal anal_sex bandana bed bedroom blue_bandana blue_blush blue_scarf blue_tongue blush bone cigarette clothed clothed_sex clothing drooling erection glowing glowing_penis humanoid incest lizherubones looking_pleasured magic_penis male male_only male_penetrating on_back on_bed orange_blush orange_hoodie orange_penis penetration penis riding_penis saliva scarf sex skeleton smoking tongue tongue_out underswap underswap_papyrus underswap_sans undertale_(series) undertale_fanfiction yaoi
2018 2boys 2d anal anal_sex bandana bed bedroom blue_bandana blue_blush blue_scarf blue_tongue blush bone cigarette clothed clothed_sex clothing drooling erection glowing glowing_penis humanoid incest lizherubones looking_pleasured magic_penis male male_only male_penetrating on_back on_bed orange_blush orange_hoodie orange_penis penetration penis riding_penis saliva scarf sex skeleton smoking tongue tongue_out underswap underswap_papyrus underswap_sans undertale_(series) undertale_fanfiction yaoi
1boy 2d ambiguous_gender animated animated_skeleton artist_request blowjob clothing ectopenis fellatio gay gif grabbing_another's_head head_grab incest lowres male male/male male_only monochrome oral penis sans simple_background skeleton sketch underswap_papyrus undertale white_background yaoi
1boy 2d ambiguous_gender animated animated_skeleton artist_request blowjob clothing ectopenis fellatio gay gif grabbing_another's_head head_grab incest lowres male male/male male_only monochrome oral penis sans simple_background skeleton sketch underswap_papyrus undertale white_background yaoi
2boys animated artist_request gay gif hoodie incest male male/male male_only papyrus_au penetration sans sex smoking tagme thrusting underswap underswap_papyrus undertale undertale_au yaoi
2boys animated artist_request gay gif hoodie incest male male/male male_only papyrus_au penetration sans sex smoking tagme thrusting underswap underswap_papyrus undertale undertale_au yaoi
2d artist_request blowjob blue_tongue double_blowjob double_fellatio ectopenis fellatio humanoid incest male male_only papyrus_au red_penis red_tongue sans sans_au sleeping spanish_text tagme text trio_focus underfell underfell_papyrus underfell_sans underswap underswap_papyrus underswap_sans undertale_(series) undertale_au undertale_fanfiction
2d artist_request blowjob blue_tongue double_blowjob double_fellatio ectopenis fellatio humanoid incest male male_only papyrus_au red_penis red_tongue sans sans_au sleeping spanish_text tagme text trio_focus underfell underfell_papyrus underfell_sans underswap underswap_papyrus underswap_sans undertale_(series) undertale_au undertale_fanfiction
2boys 2d artist_request clothed ectopenis frottage gay grabbing_penis heart humanoid kissing male male/male male_only orange_penis papcest papycest papyrus papyrus_au pee penis red_penis selfcest sex tagme tagme_(artist) underfell underfell_papyrus underswap underswap_papyrus undertale_(series) undertale_au undertale_fanfiction white_background yaoi
2boys 2d artist_request clothed ectopenis frottage gay grabbing_penis heart humanoid kissing male male/male male_only orange_penis papcest papycest papyrus papyrus_au pee penis red_penis selfcest sex tagme tagme_(artist) underfell underfell_papyrus underswap underswap_papyrus undertale_(series) undertale_au undertale_fanfiction white_background yaoi