Dohko of Libra

First Strike, Vigilance, Hexproof, Trample.
While Dohko of Libra stays in play all your creatures gets +1/+1, First Strike, Vigilance, Hexproof and Trample.
When Dohko of Libra attacks you may choose: Dohko of Libra gets +2/+2 and indestructible until the end of turn; or, play targer instant in your graveyad without paying his mana cost, then exile it.