Did you know that Mater was once the famous bulldozer fighter, El Materdor? Or that he was a daredevil named Mater the Greater? Or that he was a heroic rescue truck? Three of Maters tall tales are collected in one fantastic hardcover storybook featuring Mater, Lightning McQueen, and all their friends from Cars.Did you know that Mater was once the famous bulldozer fighter, El Materdor? Or that he was a daredevil named Mater the Greater? Or that he was a heroic rescue truck? Three of Maters tall tales are collected in one fantastic hardcover storybook featuring Mater, Lightning McQueen, and all their friends from Cars.