Esoteric and Neopagan NRM traditions

Esoteric and Neopagan NRM traditions tend to share a fascination with the individual “Self” as a focus of religious attention. Considering the various religious branches of Satanism and neopaganism, which among these do you feel offers the most in-depth exploration of the Self, and why (you may choose more than one)? Please illustrate your answer with examples from the readings.