Choose an energy type to which you have already applied the Elemental Focus feat. Any spells you cast of this energy type are very hard to resist.

Prerequisite: Elemental Focus.

Benefit: Add +1 to the Difficulty Class for all saving throws against spells that deal damage of the energy type you select. This bonus stacks with the bonus from Elemental Focus.

Special: You can gain this feat multiple times. Its effects do not stack. Each time you take this feat, it applies to a new energy type to which you have already applied the

Elemental Focus feat.