The point is can HE be the reason they over come deficit. That's the mark of a champion. I think he can but he just hasn't yet. Let's see what happens when he loses a couple games in a row.Purdy hasn't faced the in-game adversity that everyone is referring to because HE HAS NEVER LOST A GAME.
It's amusing that people hold this against him. It's like criticizing Cale Sanderson's career because he never demonstrated his ability to battle back after a loss.