SPELL_ACIDBLAST

Usage       : cast acid blast
Accumulative: -
Duration    : Instantaneous
Level       : Level 20 mage
Damage Type : Acid
Mana Usage  : 22

With this spell, the caster sends a stream of acid at every creature
in the room. The first stream is the most powerful, and each stream
thereafter is weakened. The damage done increases with the caster's
level and a saving throw vs spells is allowed to reduce the damage
taken.