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Undertale Yellow

1,684 posts1 sourceWiki updated 6/25/2026
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Featured Images

martlet (undertale yellow) from undertale by eks-outmartlet (undertale yellow) from undertale by eks-outclover (undertale yellow) from undertale by anjydrawslewdceroba (undertale yellow) from undertale by hopnscotchartmartlet (undertale yellow) from undertale by blackmore

About Undertale Yellow

Character tags

martlet (undertale yellow)clover (undertale yellow)ceroba (undertale yellow)ceroba ketsukane

Copyright tags

undertaleundertale (series)undertale yellow

Artist tags

eks-outanjydrawslewdhopnscotchartblackmore

General tags

assavianavian humanoidbig assbird girlfeathersfemalehuge assthick thighstoplesswide hipsyoga pantsahe gaocumcum in asscum in pussycum insidepussywriting on bodyaged upambiguous penetrationanthroanthro penetratedbeakbipedbirdblue bodyblue feathersblue hairblushbookclosed eyesclothingduoembraceenglish text

Undertale Yellow Gallery

5 visible posts on page 180

martlet (undertale yellow) from undertale by eks-out
martlet (undertale yellow)
undertale · by eks-out · rule34.xxx
martlet (undertale yellow) from undertale by eks-out
martlet (undertale yellow)
undertale · by eks-out · rule34.xxx
clover (undertale yellow) from undertale by anjydrawslewd
clover (undertale yellow)
undertale · by anjydrawslewd · rule34.xxx
ceroba (undertale yellow) from undertale by hopnscotchart
ceroba (undertale yellow)
undertale · by hopnscotchart · rule34.xxx
martlet (undertale yellow) from undertale by blackmore
martlet (undertale yellow)
undertale · by blackmore · rule34.xxx
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