Belial, Lord of Lies

when Belial, Lord of Lies enters the battlefield put it under your opponents control.
you cannot attack as long as Belial Lord of lies is untapped.
{t}: other creatures you control gain -1/-1.
"Belial, Lord of Lies, is the most elusive of the seven Evils and is a master of deceit. It is said that he manipulated Azmodan into revolt against the Prime Evils."-Deckard Cain