Denial

Ranged spell
Daily
Target: 
1d4 nearby enemies in a group
Attack: 
Intelligence + Level vs. MD
Hit: 
9d10 psychic damage, and the target is hampered until the end of your next turn.
Miss: 
Half damage.
7th Level Spell: 
3d4 x 10 damage.
9th Level Spell: 
3d6 x 10 damage.
Champion Feat: 

When you roll a natural even miss with the spell, the target is also hampered until the end of your next turn.

Epic Feat: 

Increase the number of targets to 1d4 + 1.