Mark Brunnell Signed 1993 UD SP #91 (Grade 10) Rookie Trading Card BAS Slab 39929 The number in the listing title is just an inventory sku for our records and is not the authentication number. The item pictured is a stock photo unless otherwise noted. This is an Autographed Grade 10 Trading Card by Mark Brunnell. Includes a certificate of authenticity from Beckett Authentication Services (BAS) and Denver Autographs.