(General)
You can convert any spell into a defense.
Prerequisites
Arcane spellcaster,
Caster Level 10th.
Benefit
As a
Immediate Action, you can sacrifice a prepared spell or unused spell slot of 1st level or higher and gain a
Deflection Bonus to AC equal to the level of the spell or spell slot you sacrificed for 1 round. 0-level spells may not be sacrificed in this manner.
