Lamp of Avior

Light Magic: Lamp of Avior (光魔法『アヴィオールの灯』) is a Light Magic spell.

Description
With an open grimoire, the user surrounds themselves with light and then, holding out their arm, launches the concentrated light at a target.

The resulting explosion is strong enough to stop a tornado.

Trivia

 * "Avior" is an alternative name for Epsilon Carinae, one of the brightest stars in the night sky.