Alison and Colleen is a game series created by Cor-Son Games. It started in 1996 with Alison and Colleen for the NES ended with Alison and Colleen: Come in Peace, Go in Pieces in 2003. Cor-Son developed the games and have changed publishers over the years. They started with Ocean Software and later switched to FOX Interactive through Hasbro Interactive (THQ for handheld ports)