Rimeru, Lord of Tempest

Haste Trample Shadow Flying Hexproof Shroud Protection from all colors Vigilance Indestructable Convoke Each creature used to convoke Rimeru Lord of Tempest gets +10/+10 Flying Trample Indestructible Vigilance They untap and attack
When Rimeru Lord of Tempest is summoned all opponents discard their hands mill 8 cards and exiles their graveyard to you. You may cast any spell without paying it's mana cost. Rimeru Lord of Tempest's Power and Toughness is equal to the number of cards exiled this way.
{1},