The 2018 Topps Update #AST-ZG Zack Greinke All Star Stitches Warmup Worn Patch is an oversized sports trading card featuring a patch of material worn by the player during the MLB All Star Game. This original card from Topps is part of the 2018 Topps set and is a parallel variety with exclusive memorabilia features. The card showcases Zack Greinke, who played for the Arizona Diamondbacks and Los Angeles Dodgers during the 2018 season. This unique collectible is a must-have for fans of baseball and card collectors looking for something special from the MLB All Star Game.