Frenzy-Flame Blast

Improvised (Your artifacts can help cast this
spell. Each artifact you tap after you're done
activating mana abilities pays for {1})
Frenzy-Flame Blast deals 5 damage to any
target. If excess damage was dealt to a
permanent this way, create that many tapped
Treasure tokens. (They're artifacts with: "{t}, Sacrifice this artifact: add one mana of any color.")