Collection: The Marketplace

About This Item Hand-signed by New York Yankees prospect Cam Schlittler Custom New York Yankees style jersey Authenticated by JSA (James Spence Authentication)

About This Item Authentic hand-signed autograph by Noah Syndergaard New York Mets Majestic jersey Includes Steiner Sports Certificate of Authenticity (COA)

About This Item Hand-signed by Chicago Cubs legend Sammy Sosa Authenticated by Beckett (BAS) Witnessed COA Custom jersey featuring team colors and numbering Size: XL

About This Item Hand-signed by New York Yankees ace Gerrit Cole Authenticated by JSA (James Spence Authentication) Custom jersey featuring professionally stitched name and numbers

About This Item Hand-signed by pitcher Steven Matz Features "Amazin" inscription Authentic Majestic jersey Includes JSA certificate of authenticity

About This Item Hand-signed by Cam Schlittler Custom New York Yankees style jersey Includes JSA certificate of authenticity (COA)

About This Item Hand-signed by Hall of Fame goaltender Patrick Roy Premium Montreal Canadiens Mitchell & Ness throwback style jersey Includes certificate of authenticity

About This Item Hand-signed by NBA Hall of Famer Ray Allen Custom Boston Celtics jersey style Includes TRISTAR certificate of authenticity

About This Item Hand-signed by New York Yankees shortstop Anthony Volpe Includes JSA Certificate of Authenticity (COA) Custom baseball jersey featuring professional-style numbering and lettering Size: XL

About This Item Hand-signed by New York Rangers star goaltender Igor Shesterkin Official Adidas team jersey in blue Includes Fanatics certificate of authenticity

About This Item Hand-signed by Chicago Cubs star Aramis Ramirez Includes "3x AS" (All-Star) inscription Authenticated by Beckett (BAS) Size XL custom jersey style

About This Item Hand-signed by Chicago Cubs legend Sammy Sosa Authenticated by Beckett (BAS) Witnessed COA Custom Chicago Cubs style jersey Size: XL

About This Item Hand-signed by Baltimore Ravens safety Kyle Hamilton Official Nike jersey Includes Fanatics certificate of authenticity

About This Item Hand-signed by the legendary New York Mets broadcast trio: Gary Cohen, Keith Hernandez, and Ron Darling Signed on a replica broadcast-style microphone Authenticated by JSA (James Spence Authentication) with a Certificate of Authenticity A unique display piece for any Mets fan or sports memorabilia collection

About This Item Hand-signed by Miami Marlins star pitcher Jose Fernandez Official Rawlings Major League Baseball (ROMLB) Authenticated with Fanatics and MLB tamper-evident holograms High-quality autograph on a premium major league ball

About This Item Hand-signed by 2-time Super Bowl Champion and New York Giants legend Eli Manning Official Wilson "The Duke" NFL Game Ball Authenticated by JSA (James Spence Authentication) with a Certificate of Authenticity Premium leather football featuring the official NFL shield