Perfect of Synthesis

Indestructible, trample
Whenever another artifact enters the battlefield
under your control, put two +1/+1 counters on it.
If it's not a creature, it becomes a 0/0 green
Phyrexian creature. You may have it fight up to
one target creature you don't control.
{2}{g}, Exile Perfect of Synthesis from your
graveyard: Put two +1/+1 counters on target
artifact. If it's not a creature, it becomes a 0/0
green Phyrexian creature.