Walmart has Rocket League Collector's Edition Pre-Order (Xbox One) for $20.43. Shipping is free, otherwise free store pickup is also available.

Amazon also has Rocket League Collector's Edition Pre-Order (Xbox One) for $20.43. Shipping is free with Prime or if you spend $49 or more.

Collector's Edition includes the following additional content:

• Chaos Run DLC Pack
• Supersonic DLC Pack
• Revenge of the Battle-Cars DLC Pack
• Collector's Edition Limited Art Print
• 4 New Vehicles
• Season Mode that allows players to enjoy a full single-player experience