The Topps Series 2 2026 Christian Montes De Oca Arizona Diamondbacks #644 RC Rookie trading card is an original, limited edition collectible featuring the rookie player Christian Montes De Oca from the Arizona Diamondbacks. Manufactured by Topps in 2025, this card is part of the Topps Series Two set and is made of card stock. With a print run of only 75, this English-language sports trading card is a must-have for MLB fans and collectors looking to add a rare and valuable piece to their collection.