Stream (Underwar AU) Sans by CunningCrusher on desktop and mobile. Play over 320 million tracks for free on SoundCloud.
The Rejects
Underchaser Gaster Story chapter 1 by CyaneWorks on DeviantArt
Sans xFrisk
Kan on Tumblr: Mayb some swap au kingdingsmiss the fluffy science man
Sparing Sans in The Ruthless Route (Secret Method) TS!UNDERSWAP Demo 2.0
Underswap: Unnfunny's take] er. er. er. x BoneBasher (Original)
Underwizard, Basic!Sans & Co. — Strange flashbacks and his first crash. [Page
TS!UNDERSWAP Demo 2.0 Secret Evacuation Neutral Route - Starlight Isles (Genocide Forgiveness Run)
Stream (Underwar AU) Sans by CunningCrusher
Underwizard, Basic!Sans & Co. — Hey ht I never actually introduced myself to you
Drowning In Undertale Tears — cocoamuc: underswap Sans and his Gaster-hammer
Undertale sans au playlist!
UndeRewind — wishingstarinajar: Some UndeRewind AU related
Undershuffle: Sans Battle neutral route
No Mercy for AnyoneTS!UNDERSWAP Ruthless Route