The Gifted Claymore

If you cast this spell from exile, attach it to target creature.
Equipped creature has trample and gets +1/+0 for
each oil counter on Gifted Claymore. Whenever
equipped creature deals combat damage to a
player, put that many oil counters on Gifted
Claymore.
Equip {6}
"You saved me and gave me a home. As thanks,
I give you my opus. A sword with ever growing power."
-Urabrask to the Gatewatch