Raeshghol, Death's Reflection

Raeshghol gets +1/+0 for each card in all
graveyards. If it's power is less than 13, it can't
attack or block.
Raeshghol gets +0/+1 for each card type among
cards in all graveyards. If it's toughness is 7 or
greater, it gains flying and menace.
{3}{b/g}, Sacrifice another creature: Each player
mills 1 card and you gain 3 life.