2026 Leaf City of Champions #RT-LB1 features Larry Bird and is signed by Bird, with a 1/1 serial number. Issued by Leaf for the National Basketball Association and tied to the Boston Celtics, this basketball card comes from the 2026 Leaf City of Champions set and identifies as card RT-LB1. It is a single-copy autograph piece centered on one of the key names in Celtics and NBA history.












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