Lucifer, Vanishing Dragonlord

(Transform from Lucifer, Vanishing Divider)
Flying, vigilance, lifeline, protection from non-permanent
This creature power and toughness is equal to the no. of creature in graveyard and exile.
{p/b}{p/w}{p/g}: halves all other creature power and toughness, rounded up, and each opponent lose life equals to no. of creature he control.
Exile this card, create 10 vanishing dragon scout and each opponent get a Lucifer's curse