GameStop Stores: Up to $300 Credit Towards Xbox One X Console when you Trade in a Qualifying Console System

Trade In-Offer Values:
-- $200 Credit Towards the Purchase of a (New) Xbox One X when you trade-in an Xbox One Original Console
-- $250 Credit Towards the Purchase of a (New) Xbox One X when you trade-in a PS4 Original or Slim, Xbox One S, or Nintendo Switch
-- $300 Credit Towards the Purchase of a (New) Xbox One X when you trade-in a PlayStation 4 Pro