Grexor, Terror of Overlands

Whenever Grexor, Terror of Overlands deals
combat damage to a player, that player reveals
the top card of his or her library. If a nonland
card was revealed this way, Grexor deals
damage to each creature and each player
equal to three times its converted mana cost.
{1}{b}{r}, Exile Grexor from your graveyard:
Create a token that's a copy of it. It gains haste
and deathtouch until end of turn.