Grease Golem

{t}, {b}{g}, Sacrifice an Artifact: Put a +1/+1
counter on Grease Golem. If the sacrificed artifact
was an Equipment, put two +1/+1 counters on
Grease Golem instead.
{t}: Add {c} to your mana pool for each +1/+1
counter on Grease Golem.
Oil Golem's worse cousin.