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Permanent link: /r34/id/20915714752?tags=score%3A%3E3

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Boss Monster (Undertale) Rule 34 Image

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ID

20915714752

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r34

Score

28

Date

1mo9/21/2026

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3500×2800

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Tag count

55

5:4 absurd_res anthro big_butt blush blush_lines border boss_monster_(undertale)bovid butt caprine clothed clothing dress exclamation_point eyelashes eyes_closed female floppy_ears fur goat heart_symbol hi_res horn looking_back lop_ears mammal open_mouth open_smile papyrus_(undertale)purple_background purple_clothing purple_dress raised_clothing raised_dress rear_view red_eyes sans_(undertale)sex_toy shush simple_background smile solo speech_bubble surrealtone thick_thighs toriel undertale undertale_(series)vibrator white_body white_border white_fur white_horn wide_hips

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OriginalOpen source file

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Custom playerSeek · vol · keys

Resume playbackReturn to where you stopped

Auto Next5s img · on video end

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Details

Boss Monster (Undertale) Rule 34 Image

ID

20915714752

Provider

r34

Score

28

Date

1mo9/21/2026

Dimensions

3500×2800

Media

Still image

Tag count

55

Tags

5:4 absurd_res anthro big_butt blush blush_lines border boss_monster_(undertale)bovid butt caprine clothed clothing dress exclamation_point eyelashes eyes_closed female floppy_ears fur goat heart_symbol hi_res horn looking_back lop_ears mammal open_mouth open_smile papyrus_(undertale)purple_background purple_clothing purple_dress raised_clothing raised_dress rear_view red_eyes sans_(undertale)sex_toy shush simple_background smile solo speech_bubble surrealtone thick_thighs toriel undertale undertale_(series)vibrator white_body white_border white_fur white_horn wide_hips

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