Boyd Crowder is plotting big, “devious” things in Greendale.

Justified fave Walton Goggins will appear in an episode of Community‘s yet-to-be-scheduled fifth season as Mr. Stone, a mysterious man who approaches the Greendale gang with “a dangerous accusation, a tantalizing offer and a devious plan that will change the group forever,” TV Guide Magazine reports.

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The Emmy-nominated/Oscar-winning Goggins joins Community‘s already impressive roster of Season 5 guest stars, which includes Breaking Bad‘s Jonathan Banks and returning funnyman Rob Corddry.