Metsu

Metsu (滅 Annihilation) is a Void Spell.

Description
Aria hits his target with energy and completely saps their Magic from them. The Magic then hangs in the air before it dissipates. The damage is based enemy's Magical Power, and if the target of this attack has immense Magic Power, they suffer immense damage. Aria suprise attacked Makarov with this spell and was able to bring him to the brink of death.