Board Thread:Questions and Answers/@comment-5618861-20160815190434/@comment-29602226-20160818022806

An incubus's magic should be stronger too. So long as they keep receiving DE, their SE production is greatly enhanced, so incubized magicians should be able to cast more and more powerful spells.

But if their DE's tank is empty, their SE production should decrease, and their magic gets weaker.