Commander Keen is a 2001 video game published by Activision. It is part of the Commander Keen series, which was originally developed by id Software. Released for the Game Boy Color, it was developed with id Software's permission; however it did not involve any of the original Commander Keen developers. It was developed instead by David A. Palmer Productions. Tom Hall, creative director and designer of the original Commander Keen series, has stated that he does not consider the GBC game "canon by any means".