#gaster animated

Undertale - Napstablook MegaMix

w.d.Gaster and Sans Metro

Napstablook & Gaster walk

Stroll in the forest

Undertale ♪ Ghost Fight (Napstablook's Theme)

Undertale Animation - ♪ Ghost Fight (Napstablook's Theme)

Undertale Animation - ♪ Ghost Fight (Napstablook's Theme)

Undertale Animation - A Word From Gaster

Undertale Animation - Ghost Fight

Animated [Undertale Remix] SharaX - Dark Darker Yet Darker