is an animation studio based in Japan and started in 1986. Mook Animation formed a business alliance with DLE in 2006 and was known as Mook DLE; however they ended their partnership in 2008. Mook has provided animation services for Western television programs and feature films, mostly for Hanna-Barbera and later Cartoon Network, such as ' (four episodes from the first season and the entire second season), The Real Adventures of Jonny Quest (the second season). They also provided the animation for ÃÂon Flux, Biker Mice from Mars, ', Todd McFarlane's Spawn, ', and '.