Rivaz of the Claw Printing:NM Non-Foil Commander creatures you own have

Commander creatures you own have “Creature tokens you control get +2/+2

Those spells cost {U} less to cast if you paid life this way

Target opponent gains control of target creature

it has spent ten thousand years doing absolutely nothing

Rivaz of the Claw Printing:NM Non-Foil Commander creatures you own haveLegendary Creature Viashino Warlock Menace {T}: Add two mana in any combination of colors. Spend this mana only to cast Dragon creature spells. Once during each of your turns, you may cast a Dragon creature spell from your graveyard. Whenever you cast a Dragon creature spell from your graveyard, it gains When this creature dies, exile it.