Hm-
I like a bunch of AUs-
It's hard to chose one-
Swapfell has it's own AU wiki so you can look at that-
But Swapfell is not to be confused with Fellswap-
You can also look at certain fanart to see the difference-
Swapfell in appearance is like a soft purple with grey/black-
and Fellswap is...
Okay, so there's a bunch of stuff in the Undertale fandom, AU's (Alternate universes), Theories, fangames, fanart, fan music, song remixes, ocs, a bunch of stuff a regular fanbase would have. I've never really had any encounters with toxic fans, so I'd say it's one of the safest Fandoms, (Among...