Extensive Battle Car customizations with more than 100 billion possible combinations Unlockable items and vehicles, stat tracking, leader boards, and more Addictive 8 player online action with a variety of different team sizes and configurations Amazing 4 player split screen mode that can be played locally or taken online Rocket League Collector's Edition includes every item from the previously released DLC Packs: Supersonic Fury, Revenge of the Battle Cars, and Chaos Run, plus 4 additional Battle Cars