Mercer, King of Ash

Haste, Double Strike, Vigilance, Hexproof.
* is equal to X.
When Mercer, King of Ash enters the battlefield, create X 0/3 Ashen Wraiths with Haste with "{t} Give Mercer, King of Ash +1/+1 until end of turn."
"All that stands in my way shall wither and die"