Amulet of Power Transference

You may choose not to untap Amulet of Power
Transference during your untap step.
{4}{t}: Exile target creature as long as Amulet
of Power Transference remains tapped.
Equipped creature gets +X/+X, where X is
equal to target exiled creatures power and
toughness. Equipped creature also gains
any abilities of the exiled creature.
Equip: {3}