Lupa, the Great Wolf

First strike, Haste
When Lupa, the Great Wolf enters the battlefield, reveal the top five cards of your library, add two cards to your hand, then send the rest to your graveyard.
When Lupa, the Great Wolf attacks return target wolf from your graveyard, tapped and attacking.
{1}{r}{g}{b} sacrifice target creature create X 2/2 wolf tokens where X is the target creatures power.
"All shall come who hear my howl..."