Steiner Exclusive Gary Sanchez Memorabilia. Shop our collection of Gary Sanchez collectibles. Gary Sanchez is a young phenom Yankees catcher whose hitting ability seems unreal. He is showing early signs of being one of baseball's Great hitters. Gary Sanchez Autographed memorabilia is sure to increase in value, especial if you get your hands on his game used equipment. Add real value to your baseball collection with Gary Sanchez Collectibles from Steiner Sports.