Arcbound Melter

{x}{p/r}, {t}: Destroy target artifact with converted mana cost X: Put X +1/+1 counters on Arcbound Melter.
Remove two +1/+1 counters from Arcbound Melter: Put a +1/+1 counter on target artifact creature you control.
Modular 2 (This enters the battlefield with two +1/+1 counters on it. When it dies, you may put its +1/+1 counters on target artifact creature.)