It's a mystery

Someone asked what Gaster did after the marshmallow test, and all I could think of was this. GOTTA EAT THE REST OF THESE

Glimpse of Toriel from before she left, woop. It's a separate marshmallow related incident, these two things aren't connected haha


Index

Edit - A dub! (Spanish)

Hungarian translation!
Brazilian Portugese translation!
Spanish translation!
Chinese translation!

Gaster, Toriel (c) Undertale: now how are we going to make smores