Look for Patrick Mahomes autographed rookie cards with the offered 2017 Panini Crown Royale Football box. This sealed box contains (4) 5-card packs with one certified autograph and one game-used memorabilia card. Find one Rookie Silhouette jersey card and four rookie cards inside! In addition to Mahomes, possible key rookies include: Alvin Kamara, JuJu Smith-Schuster and Deshaun Watson. Opening Bid $250.