Belial, Deathwing Champion

Flash, First Strike, Intimidate
Inner Circle 2: When Belial, Deathwing
Champion enters the battlefield, exile
two cards face down. You may play these
cards for {x} where {x} is the converted
mana cost.
{2}{b}{w}{t}: All Dark Angel creatures get +3/+3
and first strike until the end of turn.
"Where they stand, none shall pass.
-Grand Master Belial