Playing with creative AU concept these days, some of them will get develop.

[Slay The Spire] - Sentry

[X-Tale] - Muffet

Undertale, but nothing's wrong.

Dusttale AU challenge, but the main concept is phantom Papyrus.

Goat Frisk and Pup Kris

[Terraria] - Corrupted Goldfish

Dusttale AU challenge, but SP! Dusttale

Tenna in Picocad2

[Terraria] - Eater of Souls