Blake used a spin move to get the puck past Devils goalie Scott Clemmensen.
Tomas Kaberle posted two assists for Toronto, which has won three straight games.
Mike Rupp and Zach Parise scored for New Jersey.
Vesa Toskala had 25 stops in regulation, same as Clemmensen, and made three more in the shootout for the Maple Leafs.
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