Clarence Callahan - better known as "Razor" - is the main antagonist of Need for Speed: Most Wanted. Razor drives a black Ford Mustang GT with a unique flame vinyl at the beginning of the game. The player begins to work their way up the Blacklist and catches the interest of Razor. Razor challenges the player to a race with their BMW M3 GTR. Razor sabotages the M3 GTR by unscrewing the oil sump to cause the engine to seize up during the race. Razor's plan takes effect and the player loses the race as well as the car to him.