The Grindfather will miss the most important game of the Memphis Grizzlies' season so far. Veteran wing Tony Allen will sit for Wednesday night's pivotal Western Conference Semifinals Game 5 against the Golden State Warriors at Oracle Arena due to a sore left hamstring injury. Allen had been declared a game-time decision earlier in the day before being ruled out. [ Follow Dunks Don't Lie on Tumblr: The best slams from all of basketball] Grizzlies sideline reporter Rob Fischer tweeted the news roughly an hour before tipoff: Update: Tony Allen (hamstring) is out for @memgrizz tonight vs. @warriors in Game 5 — Rob Fischer (@thefishnation) May 14, 2015 Allen's absence comes as a blow to a Grizzlies team that took control of the series thanks in large part to his disruptive defense and activity in Games 2 and 3. However, the Warriors effectively neutralized Allen in Game 4 by allowing him to hoist up wide-open jumpers. Allen missed all three of his three-point attempts (a season-high) in just 16 minutes of action. This injury had not been widely discussed prior to Wednesday, but head coach Dave Joerger said that Allen has been struggling with hamstring soreness for some time....