I have him, and I've noticed he takes quite a few days off. Usually 2 or 3 a week. The main reason I believe is that Arizona's backup catcher, Chris Snyder is performing quite well recently. So he's been stealing some games. Still... Estrada reamins a solid option at C.
2B Kaz Matsui
SS Hanley Ramirez
OF Sizemore, Andruw Jones, Markakis, Cuddyer
SP: Sabathia, Haren, Bedard, Lilly, Vazquez, Escobar, Hudson, Josh Johnson
RP: Papelbon, Fuentes, Borowski, Lidge