Lust of the Pack

Target creature becomes a copy of any creature on the battlefield.
Overload {g}{g} (as you cast this spell you may pay {g}{g}, if you do change the cards text by replacing the word "target" with "each")
Reforge {4} (at any time that you could cast an instant you may pay {4} one time, if you do all copies of a creature gain all abilites of the creature that was changed into a copy)