You conjure a sizzling emerald sphere that drenches all within the area with a potent acid.

Affected creatures take 1d6 points of acid damage per caster level (Reflex for half) and must succeed on a Reflex save or risk taking damage in the following 2 rounds (4d6 points of damage in the second round and 2d6 points of damage in the third round).

Material Component: A tiny glass vial filled with aqua regia.