Burning Blood

School: necromancy
Circle: arcane 4th, occult 4th
Spell Components: V, S
Action Time: 1 action
Range: medium
Shape: broadcast
Targeting: hostiles only
Base Duration: instant
Saving Throw: fortitude half
Spell Resistance: yes
Ritual Components: n/a

Causes the target's blood to literally boil, dealing 1d6 acid damage and 1d6 fire damage/round for 2d3+1 rounds, burning those who fail their Fortitude save for 1d3+1 rounds.