Underpants Sans Battle Sprites by TheIronScyther on DeviantArt

FELL!HorrorSwap by TrollSkElEtOn28 on DeviantArt

Underpants Sans Sprite by Addicted2Electronics on DeviantArt

UnderPants (Disbelief) Backbone Papyrus by PootStablook on DeviantArt

Explore the Best Underpants_parody Art

Canon fellswapdust omg? by UB-da on DeviantArt

sans full battle sprite by swapfellNEOpapyrus on DeviantArt

Sans Battle Sprite Redesign by TheIronScyther on DeviantArt, sans pixel art battle

psychopathtale sans by Vikt3211 on DeviantArt

What if Underfell had Sr pelo's style? 100TH DE by PootStablook on DeviantArt

Underpants Sans Sprites (NOT ACCURATE) (Comments) by SpringtrapBrF on DeviantArt