Underpants Sans (Google it) - Drawception

Here's what happened when 12 random people took turns drawing and describing, starting with the prompt "Underpants Sans (Google it)".

Underpants Sans Sprite by Addicted2Electronics on DeviantArt

Sans finds out about Undertail - Drawception

Sans In A Bra - Drawception

Underpants Sans (Reupload) by Cezar Andrade - Game Jolt

UNDERTALE UNDERPANTS Fangame

Sans - Drawception

Underpants Sans' Shitpost Fusion by Abbysek on DeviantArt

SANS FROM UNDERPANTS (undertale parody) - Drawception

Finally Mail!! : r/Undertale

sans - Drawception

Finally Mail!! : r/Undertale

Pixilart - UNDERPANTS SANS *with eye by MrLFG

Underpants Sans warns SANESS not to have a BAD TOM by Abbysek on DeviantArt

Sans - Drawception

UNDERTALE UNDERPANTS Fangame