Vitriolic Sphere (Evocation)
Level: Mage 4, Pain 5
Mana: 8. Base Success: 75%.
  Projects a emerald globe of acid that strikes a target to inflict 1d8 damage per two caster levels (max 5d8) instantly, plus 1d4 points of lingering acid damage every turn thereafter for the duration (1 round/caster level).