Vicious Mockery

Ranged spell
Recharge, 11+ after battle
Target: 
One nearby enemy
Attack: 
Charisma + Level vs. MD
Hit: 
6d6 + Charisma psychic damage, and until the end of your next turn, when the target misses with one of its attacks, it takes half the damage its attack would have dealt.
Miss: 
Damage equal to your level
5th Level Spell: 
9d6 damage.
7th Level Spell: 
10d8 damage.
9th Level Spell: 
2d8 x 10 damage.
Adventurer Feat: 

On a hit, the effect that damages the target when it misses is now save ends.

Champion Feat: 

Recharge check is now 6+.

Epic Feat: 

A natural even miss does not expend the spell.