Instructions
Highlight "Match Rules" at the Multiplayer Setup screen and press the "A" button.
Choose "Player's Choice" under the "Choice of Vehicles" option on the "Match Rules" screen and press the "A" button. Press the "B" button to return to the Multiplayer Setup Screen.
Press "Start" to enter a multiplayer match. Press "A" to confirm your match settings and the game will load a multiplayer game.
Select "Choose Vehicle" from the pre-game menu. The list of available vehicles, which will expand as you play through the single player game, will be displayed. Highlight the vehicle you wish to play with and press the "A" button.