Razertusk, Hoard Runner

First-Strike, Trample, Haste
Razertusk's power is equal to the number of creatures you control.
When Razertusk attacks, exile a card at random
from your hand and the defending player's hand.
Choose one of the cards, until end of turn you
may play the chosen card.
Then create X 3/2 boar creature tokens, where
X is the other card's mana cost