Mykel Williams faces a slow start as a 49ers rookie after knee trouble kept him out of training camp and preseason, but the hype remains. Trent Williams has publicly raved about his versatility and potential, framing Williams as a rare talent who can rush from the edge and interior. San Francisco drafted him 11th overall, signaling big plans, yet fantasy owners will watch for a measured ramp and actual pass-rush snaps before trusting him in weekly lineups.