Relic Amulet - Zendikar Rising - 247

Artifact

Mana Cost: {2}

Whenever you cast an instant, sorcery, or Wizard spell, put a charge counter on this artifact.
{2}, {T}, Remove all charge counters from this artifact: It deals that much damage to target creature.

Uncommon · Zendikar Rising · #247 (ZNR)

Illustrated by Yeong-Hao Han