Quote Originally Posted by KorvinStarmast View Post
She is able to cast high level spells; per class and level and geekery thread she is reasonably estimated at level 14+.
Not adventuring does not gain levels. We see no evidence that HPofLoki has power at that level.
Adventurers get higher levels.
We know all the high priests have enough experience to reach mid level, why assume they stopped there?

Also, Crystal got levels for free for being a rival. There could be other nonadventuring methods of gaining levels.