Jodah, the Unifier [DMU - 203]

Legendary creatures you control get +X/+X, where X is the number of legendary creatures you control.
Whenever you cast a legendary spell from your hand, exile cards from the top of your library until you exile a legendary nonland card with lesser mana value. You may cast that card without paying its mana cost. Put the rest on the bottom of your library in a random order.

Rarity: Mythic

#: 203

Card Type: Legendary, Creature, Legendary Creature — Human Wizard

Card Color: B, G, R, U, W

Casting Cost: {W}{U}{B}{R}{G}