Godrick the Grafted

You may mill six instead of pay Godrick the Grafted's mana cost.
You may return each creature sent to the graveyard by milling to the battlefield and equip it to Godrick the Grafted as if it were an artifiact, Godrick the Grafted gets +X/+X, X being equal to the total power and toughness of each equipped creature.
{t}: Mill 3.