Jeff Williams - is a video game composer. Jeff Williams began his career in 2016 and has worked for companies such as Rooster Teeth Productions and Rooster Teeth Games. Jeff Williams's first game was RWBY: Grimm Eclipse which was released 7 years ago. Best Game Jeff Williams contributed to was RWBY: Grimm Eclipse. Jeff Williams's latest work is RWBY: Grimm Eclipse which was released 7 years ago.