Matt Gruson - is a video game producer. Matt Gruson began his career in 1994 and has worked for companies such as MicroProse Software, MPS Labs, Nightdive Studios and Retroism. Matt Gruson's first game was Dragonsphere which was released 30 years ago. Best Game Matt Gruson contributed to was Dragonsphere. Matt Gruson's latest work is Dragonsphere which was released 30 years ago.