duncan_rouleau | nationality | americans <tsp> baymax | creator | duncan_rouleau <tsp> baymax | creator | steven_t_seagle <sep> duncan rouleau is an american comic book writer and artist, and is a part of the man of action studios collective of creators (along with joe casey, joe kelly, steven t seagle), who created the series ben 10, that aired on cartoon network 
baymax was created by steven t. seagle and duncan rouleau who is an american.duncan rouleau and steven t. seagle created the series ben 10