A spell caster desperate to avoid enemy attacks often will use the Ruse spell. This spell creates a distraction that keeps enemies from being able to tell exactly where the mage is. Ruse does nothing to help the caster survive blows that do land, but many more blows may be dodged while under the protection of a Ruse. The Invisibility spell has a similar effect.
Ruse may be cast by:
Final Fantasy Origins: Blink