By Owen Gleiberman
Updated July 13, 2007 at 04:00 AM EDT

A spectacular clash of the heavy metal titans, and a primal reminder of why boys love their toys. It’s fun to see cars and trucks erupt into giant stalking robots, but the ‘bots are impersonal contraptions, and so is the movie. Shia LaBeouf single-handedly injects the action with personality.