The Rats are rodents, living at the dungeons of the Horned King's castle. They are neutral characters in the disney animated movie, "The Black Cauldron", usually being frightened by Taran and his friends. The Rats make minor appearances in the villains wars.
Disney Villains War 2
A Castle Destroyed
Disney Vs Anime Villains War
The Rats appear appear briefly in this tournament. They are only seen, when they witness the destruction of the Evil Queen's castle. They do not appear afterwards.
Disney Heroes Vs Vs Villains War
In this war, the Rats are, possibly, a part of Ratigan's rat army. However, they were only seen, when they watch Ratigan, crumbling into dust, after the Black Cauldron, the lifesource of Ratigan, loses it's dark effect.