Terry, who appears in the Run glove.

(In this AU) Originally a cute NPC who told players how long was left in the Christmas event, but turned dark after Tencelll abandoned him.

An NPC who hinders players trying to get Counter in the Elude maze.

(In this AU) Originally a god, but suddenly trapped inside a glove for no reason.

In the Harvester's maze, he cuts the Harvester's neck just as it's about to charge the player. It seems like he's helping, but then he starts chasing the player himself.

(Sorry for the lack of spaces due to character limits) Ijax, the Guardian of Blades, confronts the player when they reach his location.

A pumpkin-head appearing in Pim's corn maze.

Slenderman.