Dark/Light Companion (3.5e Feat)
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Dark/Light Companion [Special]
Magical energy gives your animal companion either dark or light powers.
Prerequisite: Animal Companion ability, Base Attack Bonus +10, Interaction with ether the Plane of Shadows or the Plane of Radiance.
Benefit: Your animal companion either gets the Shadow Creature template if you or the companion has had contact with the Plane of Shadow or the Radiant Creature template if you or your companion has had contact with the Plane of Radiance.