YOU ARE READING Gaster Blaster Gaster Sans - Costume and art Random So I thought I would share the progress on my Halloween costume. It is Gaster Blaster Gaster Sans. I will also share Undertale fan art (mostly Sans). #gasterblastergastersans #gbgs #sans GBG Sans Sketch 199 5 0 by GraceTheSeaGriff by GraceTheSeaGriff Follow Share Post to Your Profile Share via Email Report Story Send Send to Friend Share Post to Your Profile Share via Email Report Story Oops! This image does not follow our content guidelines. To continue publishing, please remove it or upload a different image.