Collection: The Marketplace

About This Item Hand-signed by New York Mets legend Ron Darling Original 1988 Donruss Diamond Kings #6 trading card Autograph graded Gem Mint 10 by CGC Authenticated by JSA

About This Item Hand-signed by Houston Oilers Hall of Famer Robert Brazile Official 2025 Score Football trading card #261 Signature authenticated and graded 10 by CGC JSA certified authentication

About This Item Hand-signed by Houston Oilers Hall of Famer Robert Brazile 2025 Score Football series card #261 Autograph graded Gem Mint 10 by CGC Authenticated by JSA

About This Item Hand-signed by Houston Oilers Hall of Famer Robert Brazile Authentic 2025 Score Football card #261 Signature authenticated by JSA Slabbed and graded by CGC with a 10 Autograph grade

About This Item Hand-signed by New York Mets legend Sid Fernandez Features the "El Sid" inscription Authentic 2006 Fleer Greats of the Game card Signature graded a perfect 10 by CGC

About This Item Hand-signed by NHL veteran Dennis Seidenberg Authentic 2001-02 Upper Deck DEL "German Hammer" trading card Autograph authenticated and graded 10 by CGC Includes JSA Certificate of Authenticity

About This Item Hand-signed by New Jersey Devils legend Ken Daneyko Includes "3 Cup" inscription commemorating his Stanley Cup championships Original 1989-90 O-Pee-Chee trading card #243 Authenticated and slabbed by CGC and JSA

About This Item Hand-signed by New Jersey Devils legend Ken Daneyko Original 1989-90 O-Pee-Chee #243 trading card Signature graded Gem Mint 10 by CGC Includes a "3 Cup" inscription commemorating his championship legacy Authenticated by JSA and CGC

About This Item Hand-signed by 1998 World Series MVP Scott Brosius Authenticated by Beckett Authentication Services (BAS) as part of their Witness program Premium 11x14 photograph featuring Scott Brosius in his New York Yankees uniform Includes a Beckett Witnessed Certificate of Authenticity

About This Item Hand-signed by former Mets manager Bobby Valentine Features the iconic "Bobby Who?" inscription Official New York Mets Stadium Giveaway (SGA) disguise kit including sunglasses and mustache Authenticated by JSA with a witness QR code hologram sticker

About This Item Hand-signed by golf legend Jack Nicklaus Original Sports Illustrated magazine dated April 17, 1972 Features coverage of the 1972 Masters Tournament Authenticated by Beckett (BAS) Note: This is a vintage newsstand magazine and may show light wear consistent with age

About This Item Hand-signed by New York Mets pitcher Kodai Senga in Kanji characters Includes "Ghost Fork" pitch inscription Commemorative 11x14 Strikeout Flag design Authenticated by Beckett Authentication Services (BAS) Witnessed COA

About This Item Hand-signed by Georgia Bulldogs stars Nick Chubb and Sony Michel Full-size Riddell Speed Replica helmet featuring the "Amp" alternate finish Includes Beckett Witnessed certificate of authenticity with a numbered hologram High-quality matte finish signature piece for any UGA collector

About This Item Hand-signed by Florida Gators legend Tim Tebow Official Riddell Full Size Speed Replica Helmet Beckett Witnessed Authentication includes a tamper-evident numbered hologram Authenticity can be verified on the Beckett website

About This Item Hand-signed by Texas A&M legend and Heisman Trophy winner Johnny Manziel Features "Heisman" and "Johnny Football" inscriptions Full-size Riddell Speed Replica helmet Authenticated by JSA with a Witnessed COA hologram

About This Item Hand-signed by DK Metcalf Riddell Full Size Speed Replica Helmet Authenticated by Beckett Witnessed with a numbered hologram Authentic Ole Miss Rebels team colors and decals