Zythirik, Overseer of Chains

Flying, trample, menace
When Zythirik, Overseer of Chains enters the battlefield, you get an emblem with "You can't cast spells unless you control a creature named Zythirik, Overseer of Chains.
Sacrifice 2 permanents, discard 2 cards, pay 2 life: Return Zythirik, Overseer of Chains from your graveyard to the battlefield. Activate this ability only if you own an emblem.