Japanese Name: Kakuen Boujo
English Name: Cresta
Element: Light
Capable Casters: Alcyone, Clef, Lantis and Zagato
First Recorded: Episode 4
Spell Level: 1

The basic spell of protection. However, depending on different how powerful the user is, the effect the spell is different.

There doesn't seem to be a set way to cast this spell. Usually, the caster would hold up his/her weapon and yell out the name of the spell as the barrier forms.