2015 android black_hair digital_drawing_(artwork) digital_media_(artwork) drag_(fashion) drag_king front_view hair half-length_portrait heart_symbol hi_res humanoid looking_at_viewer machine male mettaton mettaton_neo not_furry portrait pose robot robot_humanoid shaded simple_shading smile solo unavailable_at_source undertale undertale_(series) xenvita_(artist)
2015 3:4 black_hair erection genitals hair hi_res humanoid machine male mettaton mettaton_neo nerfocalypse not_furry open_mouth penis robot solo text undertale undertale_(series)
2015 comic hi_res machine male male/male mettaton mettaton_ex mettaton_neo robot undertale undertale_(series) unknown_artist
2015 android arm_cannon black_hair boysquad digital_media_(artwork) drag_(fashion) drag_king hair humanoid machine male mettaton mettaton_neo not_furry purple_eyes robot robot_humanoid smoke solo undertale undertale_(series)
2015 absurd_res animated_skeleton anthro aquatic bone boss_monster_(undertale) bovid caprine female fish flower flowey_the_flower frisk_(undertale) fur gaster_blaster group hair hi_res huge_filesize human long_image machine male mammal melee_weapon mettaton mettaton_neo mykiio papyrus_(undertale) plant polearm red_eyes red_hair robot sans_(undertale) skeleton spear tall_image toriel undead undertale undertale_(series) undyne undyne_the_undying weapon white_body white_fur
16:9 blaster drag_(fashion) drag_king duo heart_symbol hi_res human humanoid knife machine mammal mettaton mettaton_neo not_furry pdubbsquared robot soul undertale undertale_(series) wallpaper widescreen wings
ambiguous_gender animated_skeleton anthro aquatic armor basketball black_hair blue_clothing blue_sweater blue_topwear bodily_fluids bone boss_monster_(undertale) bovid box brother_(lore) brothers_(lore) caprine cardboard cardboard_box chara_(undertale) clothed clothing cloudy-eevee container demon female fish frisk_(undertale) fur glistening gloves green_clothing green_sweater green_topwear group hair handwear hat headgear headwear human knife machine male mammal melee_weapon mettaton mettaton_neo money papyrus_(undertale) pattern_clothing pattern_shirt pattern_sweater pattern_topwear polearm praying prison red_hair robot sans_(undertale) shirt sibling_(lore) skeleton spear striped_clothing striped_shirt striped_sweater striped_topwear stripes sweater tears topwear toriel undead undertale undertale_(series) undyne undyne_the_undying weapon white_body white_fur
2016 alternate_universe black_hair blush digital_media_(artwork) erection gaiki genitals glowing glowing_eyes group hair heart_symbol hi_res humanoid humanoid_genitalia humanoid_penis machine male male/male mettaton mettaton_(underfell) mettaton_ex mettaton_ex_(underfell) mettaton_neo nipples not_furry nude open_mouth penis robot selfcest sex simple_background smile square_crossover teeth tongue tongue_out underfell undertale undertale_(series)
clothed clothing digital_media_(artwork) drag_(fashion) drag_king duo femboy glowing hair humanoid long_hair machine male male/male mettaton mettaton_ex mettaton_neo not_furry open_mouth robot selfcest simple_background square_crossover tongue undertale undertale_(series)
ambiguous_gender comic digital_media_(artwork) duo english_text frisk_(undertale) hair hi_res human humanoid humor long_hair machine male mammal mettaton mettaton_neo monochrome not_furry open_mouth robot simple_background text undertale undertale_(series) unknown_artist
animated_skeleton blush bone clothed clothing digital_media_(artwork) duo hair hotlegmeme machine male male/male mettaton_neo monochrome not_furry robot sans_(undertale) simple_background skeleton smile undead undertale undertale_(series)
andromorph andromorph/male animated_skeleton black_hair bone clothed clothing crossdressing crossgender digital_media_(artwork) duo femboy genitals hair heart_symbol hi_res hotlegmeme humanoid intersex intersex/male machine male mettaton mettaton_neo monochrome mta_crossgender mti_crossgender not_furry papyrus_(undertale) robot simple_background skeleton teeth tongue undead undertale undertale_(series) vulva
anal anal_penetration android balls black_hair clothed clothing digital_media_(artwork) drag_(fashion) drag_king duo erection feet genitals glistening hair heart_symbol hi_res human humanoid looking_at_viewer machine male male/male male_penetrated male_penetrating male_penetrating_male mammal mettaton mettaton_neo not_furry penetration penis robot sex sex_toy smile undertale undertale_(series)
2015 anal anal_penetration animated_skeleton balls black_hair blush bodily_fluids bone clothing cum cum_in_ass cum_inside digital_media_(artwork) femboy genital_fluids genitals group hair heart_symbol hotlegmeme humanoid legwear machine male male/male male_penetrated male_penetrating male_penetrating_male mettaton mettaton_ex mettaton_neo not_furry open_mouth papyrus_(undertale) penetration penis robot selfcest sex skeleton square_crossover undead undertale undertale_(series)
android blush clothed clothing digital_media_(artwork) duo femboy hair heart_symbol hotlegmeme humanoid machine male male/male mettaton mettaton_ex mettaton_neo monochrome not_furry robot selfcest simple_background square_crossover undertale undertale_(series)
alternate_universe ambiguous_gender boots border clothed clothing digital_media_(artwork) fan_character footwear group heart_symbol high_heeled_boots high_heels humanoid machine mettaton mettaton_ex mettaton_neo not_furry robot shoes simple_background slim underfell undertale undertale_(series) unknown_artist white_border
black_hair boots clothed clothing digital_media_(artwork) drag_(fashion) drag_king duo footwear glistening hair high_heeled_boots high_heels humanoid looking_at_viewer machine male male/male mettaton mettaton_ex mettaton_neo nipepocip not_furry robot selfcest shoes simple_background smile soulplay square_crossover undertale undertale_(series)
2016 4_edge_5_me absurd_res alternate_universe clothed clothing digital_media_(artwork) edge_lord english_text fan_character femboy gaiki hair hi_res humanoid humor long_hair machine male maximum_edge mettaton mettaton_(underfell) mettaton_ex mettaton_ex_(underfell) mettaton_neo not_furry open_mouth robot sharp_teeth simple_background teeth text tongue underfell undertale undertale_(series) white_background
blush clothed clothing digital_media_(artwork) duo femboy genitals hair heart_symbol hotlegmeme humanoid machine male male/male masturbation mettaton mettaton_ex mettaton_neo monochrome not_furry penile penile_masturbation penis robot selfcest sex simple_background smile square_crossover undertale undertale_(series)
blush breasts crossgender drag_(fashion) drag_queen duo female genitals hair hi_res hotlegmeme machine male male/female mettaton mettaton_neo not_furry robot sex simple_background solo_focus undertale undertale_(series) vulva
chainsaw clothing crossgender digital_media_(artwork) hair hotlegmeme machine mettaton mettaton_neo power_tool robot simple_background solo tools undertale undertale_(series)
breasts colored_nails crossgender drag_(fashion) drag_queen female hair machine mettaton mettaton_neo mtf_crossgender nails not_furry portrait robot simple_background solo three-quarter_portrait undertale undertale_(series) wide_hips z41d
breasts crossgender duo female hair humanoid machine male mettaton mettaton_neo not_furry papyrus_(undertale) robot source_request text undertale undertale_(series) unknown_artist
2016 alternate_universe balls blush digital_media_(artwork) duo english_text erection fan_character femboy gaiki genitals hair heart_symbol hi_res humanoid machine male male/male mettaton mettaton_(underfell) mettaton_ex_(underfell) mettaton_neo multi_arm multi_eye multi_genitalia multi_limb multi_penis not_furry penis robot selfcest sex sharp_teeth simple_background smile square_crossover teeth text underfell undertale undertale_(series) white_background
2016 digital_media_(artwork) drag_(fashion) duo femboy glistening hair hi_res humanoid machine male male/male mettaton mettaton_ex mettaton_neo not_furry robot selfcest simple_background square_crossover undertale undertale_(series)
2016 digital_media_(artwork) drag_(fashion) duo femboy glistening hair hi_res humanoid machine male male/male mettaton mettaton_ex mettaton_neo not_furry robot selfcest simple_background square_crossover undertale undertale_(series)
2016 digital_media_(artwork) duo_focus erection fellatio femboy genitals group hair hotlegmeme human humanoid machine male male/male mammal mettaton mettaton_ex mettaton_neo monochrome not_furry oral penile penis robot selfcest sex simple_background square_crossover tongue undertale undertale_(series)
16:9 animated_skeleton anthro aquatic arachnid arthropod asgore_dreemurr beard black_bars blood bodily_fluids bone boss_monster_(undertale) bovid caprine clothing crying facial_hair female fish frisk_(undertale) group heart_symbol hi_res horn human letterbox male mammal mettaton mettaton_neo muffet papyrus_(undertale) pdubbsquared sad sans_(undertale) skeleton soul_(undertale) spider tears toriel undead undertale undertale_(series) undyne undyne_the_undying widescreen
2016 ;p alphys amalgamate ambiguous_gender android animated_skeleton anthro aquatic armor asgore_dreemurr asriel_dreemurr avian beard beverage bird blaster blonde_hair blue_body blue_skin bodily_fluids bone boss_monster_(undertale) bovid canid canine canis cape caprine cellphone chara_(undertale) clothing coffin container crown cup deity dessert dinosaur domestic_dog drooling electronics endogeny evil_grin eye_patch eyewear facial_hair female fire fish flowey_the_flower food footwear frisk_(undertale) gaster_blaster gills glasses glistening goat group hair headgear heart_symbol hi_res hoodie horn hot_dog human humanoid knife lemon_bread lizard long_ears long_hair looking_at_viewer lynxgriffin machine magic_user male mammal melee_weapon memoryhead mettaton mettaton_ex mettaton_neo pastry phone photoshop_flowey pie polearm ponytail prehistoric_species reaper_bird reptile robe robot royalty saliva sans_(undertale) scalie shoes silhouette simple_background skeleton smile snowdrake's_mother soul spear tea tea_cup television topwear toriel undead undertale undertale_(series) undyne undyne_the_undying weapon white_background wings yellow_eyes young
blush crossgender duo female flexible hair humanoid machine mettaton mettaton_neo monochrome not_furry pink_and_white robot selfcest sex_toy simple_background solo_focus splits spread_legs spreading square_crossover undertale undertale_(series) vibrator
16:9 2016 2d_animation alphys ambiguous_gender animated anthro blood bodily_fluids chara_(undertale) death duo_focus female fight frame_by_frame frisk_(undertale) ghost group huge_filesize human large_group lizard long_playtime machine male mammal mettaton mettaton_ex mettaton_neo music napstablook nchproductions reptile robot sans_(undertale) scalie sound spirit transformation undertale undertale_(series) video widescreen
2016 animated_skeleton anthro aquatic armor black_hair blue_eyes bone brown_body brown_fur brown_hair chara_(undertale) clothing elemental_creature english_text female fish flora_fauna flower flowey_the_flower fur gaster_blaster glowing glowing_eyes group hair heart_symbol hi_res human knife long_hair machine magic_eye male mammal melee_weapon mettaton_neo monster plant pokey_(pixiv) polearm ponytail purple_eyes purple_hair red_eyes red_hair robot sans_(undertale) short_hair shoulder_pads skeleton smile spear spikes teeth text undead undertale undertale_(series) undyne undyne_the_undying weapon
bite biting_lip biting_own_lip black_hair blue_background bodily_fluids english_text expression_sheet expressions eyes_closed eyeshadow fake_cat_ears fake_ears frown glistening green_background grin hair hair_over_eye hallucinationdream humanoid machine makeup male mettaton mettaton_ex mettaton_neo not_furry one_eye_obstructed open_mouth orange_background purple_background purple_hair red_background redraw robot robot_humanoid self_bite simple_background smile solo source_request sweat sweatdrop text tongue tongue_out unavailable_at_source undertale undertale_(series) yellow_background
16:9 2d_animation alphys ambiguous_gender animated anthro aquatic armless asgore_dreemurr blood bodily_fluids boss_monster_(undertale) bovid caprine chara_(undertale) death digital_media_(artwork) dogamy dogaressa doggo_(undertale) dutch_angle female fish frame_by_frame frisk_(undertale) goo-connected_lips greater_dog grin group huge_filesize human knife lizard long_playtime male mammal melee_weapon melting mettaton mettaton_neo monster_kid music papyrus_(undertale) polearm reptile sans_(undertale) scalie smile sound spear teeth undertale undertale_(series) undyne undyne_the_undying video violence weapon widescreen yamsgarden
arm_cannon armor drag_(fashion) drag_king heart_symbol hi_res humanoid looking_at_viewer machine metal mettaton_neo not_furry robot robot_humanoid solo undertale undertale_(series) vesssel wings
absurd_res android arm_cannon border detailed_background drag_(fashion) drag_king heart_symbol hi_res humanoid looking_at_viewer machine male mettaton_neo not_furry purple_border robot robot_humanoid smile solo undertale undertale_(series) walkingmelonsaaa
armless black_hair boots clothed clothing dialogue digital_media_(artwork) drag_(fashion) duo english_text femboy footwear hair heart_symbol hi_res high_heeled_boots high_heels humanoid lying machine male male/male mettaton_ex mettaton_neo not_furry on_back open_mouth purple_background robot selfcest shoes simple_background speech_bubble square_crossover standing text undertale undertale_(series) unknown_artist
2018 absolutely_everyone absurd_res alligator alligatorid alphys animal_humanoid animated_skeleton annoying_dog_(undertale) aquatic arachnid arachnid_humanoid arthropod arthropod_humanoid asgore_dreemurr asriel_dreemurr asriel_dreemurr_(god_form) axe beard bone boss_monster_(undertale) bovid bratty_(undertale) burgerpants canid canine canis caprine catty_cattenheimer chara_(undertale) clothing crocodilian delta_rune_(emblem) digital_media_(artwork) dogamy dogaressa doggo_(undertale) domestic_cat domestic_dog elemental_creature english_text eye_patch eyewear facial_hair felid feline felis fish flora_fauna flowey_the_flower frisk_(undertale) gerson ghost glasses greater_dog group hat headgear headwear heart_symbol hi_res hood horn human humanoid lagomorph large_group leporid lesser_dog lizard machine mammal melee_weapon mettaton mettaton_ex mettaton_neo model_sheet monster_kid muffet napstablook nicecream_man nickelodeon papyrus_(undertale) photoshop_flowey plant polearm qc_(undertale) rabbit reptile river_person_(undertale) robot rocko's_modern_life rockosedits sans_(undertale) scalie skeleton spider spider_humanoid spirit style_emulation sword symbol tem temmie_(undertale) text text_on_clothing text_on_hat text_on_headgear text_on_headwear toriel turtle undead undertale undertale_(series) undyne undyne_the_undying weapon
5:4 absurd_res accessory alien alien_humanoid anthro armor asriel_dreemurr boss_monster_(undertale) bovid bow_ribbon canid canine canis caprine clothing computer darth_vader digital_drawing_(artwork) digital_media_(artwork) domestic_dog electronics english_text eyewear female feral flower glasses gloves group hair_accessory hair_bow hair_ribbon handwear hat headgear headphones headwear hi_res homestuck horn horned_humanoid human humanoid male mammal mettaton_ex mettaton_neo ms_paint_adventures muffet one_eye_closed papyrus_(undertale) plant ribbons russian_text sans_(undertale) scout_(team_fortress_2) sidnithefox sketch star_wars team_fortress_2 text toriel translated troll_(homestuck) undertale undertale_(series) valve valve_corporation wink
1:1 alternate_universe breast_squish breasts crossgender drag_(fashion) drag_queen female glowing glowing_eyes hair hi_res humanoid looking_at_viewer machine mettaton_neo not_furry penetrable_sex_toy robot sex_toy short_hair smile smirk solo spotlight squish text thewill under(her)tail undertale undertale_(series)
alternate_universe big_penis bodily_fluids broken_glass broken_sex_toy comic damaged death defeated dialogue digital_media_(artwork) dripping dying english_text female female_death first_person_view forced genitals glass glitch glowing glowing_eyes hi_res holding_object huge_penis human humanoid knife machine male mammal mettaton mettaton_neo necrophilia nightmare_fuel penetration penis rape robot robot_humanoid sex simple_background snuff soul sweat text thewill under(her)tail undertale undertale_(series)
chastity_cage chastity_cage_only chastity_device chastity_device_only dracozhilla english_text humanoid locktober machine male mettaton_ex mettaton_neo nude robot robot_humanoid stylized_chastity_cage text undertale undertale_(series) wearing_chastity_cage wearing_chastity_device zero_pictured
Next