Steven Stone's Metagross

Shining (This creature is Shinny. Shining
creatures enter the battlefield with an additional
+1/+1 counter for each color of mana spent to pay the generic mana in its mana cost.)
Meteor Mash — {t}: Sacrifice any number of noncreature artifacts, then Steven Stone's
Metagross deals that much damage to any target.
"Defend me Metagross!"
—Steven Stone of Hoenn