Gaster Blaster! Papyrus by TzarinaRegina on DeviantArt
my art my fun — caratsritzy: dazedogdraws: ...
UnderSouls Gaster Blaster by MercurioBebop on DeviantArt
HalfBread said they wanted full-bodied Gaster Blaster dragons, and while I don't have those, I do have a full on GASTER DRAGON! (The design is from my personal AU, Deltawings) : r/HalfBreadChaos
Sans Gaster Blaster GIF - Sans Gaster Blaster Undertale - Discover & Share GIFs