Your connection to your magic shields you or an ally from attacks.
Prerequisite(s): Ability to cast 1st-level spells.
As long as you have an enhancing spell of 1st level or higher in your known spells and have at least 1 MP in your MP pool, you can use a standard action to provide a circumstance bonus to AC equal to the level of the highest-level enhancing spell you can cast. You can apply this bonus either to your AC or to that of a single ally within 30 feet, and it persists until the beginning of your next turn. As a secondary benefit, you gain a +1 competence bonus to your caster level when casting enhancing spells.