Mike, Sulley and Katsuma: Christmas in July is a crossover fanfiction special written by MarioFan65. It is a crossover between Moshi Monsters and Monsters, Inc.. It was released on July 31, 2023.
Characters[]
- Michael "Mike" Wazowski
- James P. "Sulley" Sullivan
- Katsuma
- Dr. Strangeglove
- Randall Boggs