Ken Griffey Jr. Signed Slugfest Nintendo 64 Game Cartridge — Beckett Authenticated

Ken Griffey Jr. Signed Slugfest Nintendo 64 Game Cartridge

A distinctive piece of baseball and gaming history, this original Ken Griffey Jr.’s Slugfest Nintendo 64 game cartridge has been hand-signed by Ken Griffey Jr. The cartridge features Griffey on the original game label with his autograph prominently displayed in blue.

Artifact Details
Athlete: Ken Griffey Jr.
Team: Seattle Mariners
Sport/Category: Baseball / MLB
Artifact: Ken Griffey Jr.’s Slugfest Nintendo 64 Game Cartridge
Authentication: Beckett Authentication Services (BAS)
Condition: Pre-owned collectible; see photos for exact condition
Signature: Hand-signed in blue

Authenticity
The autograph has been authenticated by Beckett Authentication Services (BAS). The Beckett authentication sticker is affixed to the cartridge.

The Arti-Fax Private Catalog
Part of The Arti-Fax Private Catalog — a curated collection of authenticated artifacts preserving defining moments across sports, entertainment, music, and culture.