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The divine keyword indicates that the power source of a class or power is the worship of a deity or adherence to a moral code.

Classes that draw power from the divine power source are:

Avengers, Clerics, Invokers, and Paladins have the Channel Divinity class feature, and can take a divinity feat to channel a deity specific power. Divine powers are also called "Prayers."

The other power sources are martial, arcane, primal, psionic, and shadow.