The Ultimate Edition comes with even more fun in-game content:

• The Original Rocket League base game
• Five complete DLC Packs:
• Supersonic Fury
• Revenge of the Battle-Cars
• Chaos Run
• Batman v Superman: Dawn of Justice
• DC Super Heroes
• Seven Premium DLC Cars:
• Esper
• Masamune
• Aftershock
• Marauder
• Proteus
• Triton
• Vulcan