Your bond with magic itself allows you to channel a protective ward around yourself.
Prerequisite: Knowledge (arcana) 4 ranks, ability to cast 1st-level arcane spells.
Benefit: You can channel a protective ward around yourself. You must make a DC 7 channeling check. If the channeling check succeeds, you gain a +2 armor bonus to AC. This incantation feat is treated as an incantation with a duration of 1 minute and is a force effect.
Special: For every 3 points by which you increase the DC, the armor bonus increases by 1.
For every point by which you increase the DC, the duration increases by 1 minute.