Aria of Flame 118 (Modern Horizons)

When this enchantment enters, each opponent gains 10 life. Whenever you cast an instant or sorcery spell, put a verse counter on this enchantment, then it deals damage equal to the number of verse counters on it to target player or planeswalker.

NM - $1.50
LP - $1.50
MP - $1.50
HP - $1.50
DMG - $1.50