His old man game is strong. So strong, in fact, that it translates to his ability to flop.

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Against the Timberwolves on Friday, Duncan and Corey Brewer collided at the elbow as the Timberwolves forward tried to run through a screen set by the Spurs veteran.

Brewer banged into Duncan and fell over in a flop of his own.

Duncan, not to be outdone, gave a two-part masterpiece performance as he twirled to the floor.

That’s just good fundamentals.

(Source: @cjzero)