Type: Wild
Source: Complete Champion
You can channel the power of the four elements from the natural world around you.
Prerequisite: Any other wild feat, wild shape class feature.
Benefit: When you first select this feat, choose one type of energy: acid, cold, electricity, or fire. This choice cannot thereafter be changed.
You can spend one daily use of your wild shape ability to surround your limbs and weapons with an aura of the chosen energy. While this effect is active, each melee attack you make deals an extra 1d6 points of the appropriate type of energy damage. Additionally, you gain resistance 5 against that type of energy. These effects last for 1 minute.
Special: You can select this feat multiple times. Its effects do not stack. Each rime you take it, you must select a different type of energy to which the feat applies. You cannot use this feat to activate multiple energy types at the same time.