Omnath, Locus of Infinity

Cascade, Vigilance, Hexproof
When Omnath, Locus of Infinity enters
the battlefield, lands you control perpetually
gain {t}: Add two mana of any colour.
Creature cards under your control and
in your hand perpetually gain cascade.
Whenever you exile a noncreature card, draw
a card.Omnath, Locus of Infinity's toughness is
equal to the number of cards you have in exile.