Disney Twisted-Wonderland: Usurper from the Wilds novel was written by Jun Hioki based on the original concept by Yana Toboso.

Yuya Kuroki and the creature known as Grim are the newest students at the magical school known as Night Raven College. When a series of accidents plague the participants in the upcoming interdormitory Spelldrive tournament, Yuya, Grim, and their friends from the Heartslabyul dorm take it upon themselves to investigate!