Tzeentch, God of Schemes

Indestructible, Hexproof, Flash,
Split Second, Deathtouch
When Tzeentch enters the battlefield, draw X
cards and each opponent exiles the top X cards
of his/her library.
{8}{u}{u}{b}{b}: Gain control of target player's next
turn. You may play cards that player owns in exile
until end of turn without paying their mana cost.