Offered for sale is a 2026 Leaf Metal Baseball Kayson Cunningham 1991 Gold Leaf Prospects one-of-one parallel, card number 91B-109.

This is the only copy produced and is individually stamped 1/1 on the reverse. The card features a highly reflective Leaf Metal finish and showcases Arizona Diamondbacks prospect Kayson Cunningham.

Cunningham was a 2025 first-round draft selection and is featured on an MLB Players licensed card. The combination of a true one-of-one print run, prospect status and distinctive metallic design makes this a unique addition for collectors of Kayson Cunningham, Arizona Diamondbacks prospects and ultra-low-numbered baseball cards.

Card details

• Player: Kayson Cunningham
• Team: Arizona Diamondbacks
• Year: 2026
• Set: Leaf Metal Baseball
• Insert: 1991 Gold Leaf Prospects
• Card number: 91B-109
• Serial number: 1/1
• Print run: One
• Features: One of One, serial-numbered, prospect, short print
• Sport: Baseball
• Manufacturer: Leaf
• Autographed: No
• Condition: Ungraded

The exact card shown in the photographs is the card the buyer will receive. Please review all front and back images carefully to evaluate condition.

The card will be placed in a penny sleeve and rigid holder, protected between cardboard and securely shipped with tracking.