Leon Cannon - is a video game artist. Leon Cannon began his career in 1997 and has worked for companies such as Crystal Dynamics, Square Enix, BMG Interactive and Midway Games. Leon Cannon's first game was Pandemonium 2 which was released 27 years ago. Best Game Leon Cannon contributed to was Pandemonium 2. Leon Cannon's latest work is Pandemonium 2 which was released 27 years ago.