Coemeterium, Warp Graveyard

Imaterium usurp— Whenever any card would be
put into exiled, put it onto Imaterium instead. (This card represent Imaterium: new Exile for each player as long as you control Coemeterium.)

Warp release— {b}{b}{p/b}, pay 5 life: Return each permanent cards from Imaterium onto the battlefield under your control and each other cards into your hand. Then exile Coemeterium.