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19909983032

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4mo6/26/2026

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1boy 1girls 2026 2_horns 3:2 anthro anus asgore_dreemurr backsack balls bodily_fluids boss_monster_(undertale)both_sexes_in_same_situation bovid butt caprine deltarune deltarune_tomorrow_(meme)duo english_text female femboy gay gay_anal genitals goat hair hi_res homosexual homosexual_male horn looking_at_viewer looking_back looking_back_at_viewer male male/male male_penetrated mammal monochrome nude nude_anthro nude_female nude_male open_mouth presenting presenting_anus presenting_hindquarters presenting_vulva short_tail smush-sin sweat tail text toriel undertale_(series)vulva

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Boss Monster (Undertale) Rule 34 Image

ID

19909983032

Provider

r34

Score

36

Date

4mo6/26/2026

Dimensions

3000×2000

Media

Still image

Tag count

56

Tags

1boy 1girls 2026 2_horns 3:2 anthro anus asgore_dreemurr backsack balls bodily_fluids boss_monster_(undertale)both_sexes_in_same_situation bovid butt caprine deltarune deltarune_tomorrow_(meme)duo english_text female femboy gay gay_anal genitals goat hair hi_res homosexual homosexual_male horn looking_at_viewer looking_back looking_back_at_viewer male male/male male_penetrated mammal monochrome nude nude_anthro nude_female nude_male open_mouth presenting presenting_anus presenting_hindquarters presenting_vulva short_tail smush-sin sweat tail text toriel undertale_(series)vulva

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