Troy Aikman is getting back in the game.

Not literally, but the former Cowboys quarterback showed off a new core workout in an Instagram video that he has put into his routine just in case he is called back to become Philip Rivers 2.0.

“Saw this core exercise and had to give it a try. Just in case any other teams are looking for a retired QB,” Aikman wrote Thursday.

The move, an elevated variation of a plank up-down by the use of a dumbbell, is a dynamic exercise that moves from a high plank to a low plank while working your core, arms and shoulders.

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Aikman purposely pointed to Rivers’ shocking NFL return this week when the Colts signed him onto to the practice squad Monday to be available to be under center Sunday against the Seahawks.

Rivers, who retir

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