Lightning Bolt

Close-quarters spell
Daily
Target: 
1d3 + 1 nearby enemies in a group or in a (rough) line
Attack: 
Intelligence + Level vs. PD
Hit: 
7d8 lightning damage.
Miss: 
Half damage.
5th Level Spell: 
10d10 damage.
7th Level Spell: 
2d8 x 10 damage.
9th Level Spell: 
3d8 x 10 damage.
Champion Feat: 

A natural even hit also deals 10 ongoing lightning damage.

Epic Feat: 

A natural even hit now deals 20 ongoing lightning damage (hard save ends, 16+).