The 2026 Topps Chrome UFC Main Event Buyback program centers on the winner of the Ilia Topuria vs. Justin Gaethje fight at UFC Freedom 250. Participating hobby shops will accept 2026 Topps Chrome base cards and parallels of the winner for store credit between June 15, 2026, and September 1, 2026. Buy your 2026 Topps Chrome UFC Boxes to collect the UFC Freedom 250 Main Event Fighters