- Underworld: Esoteric Reality was published on 4/22/2022 in paperback and kindle editions.
- Acrimon was published on 6/22/2023 in paperback format, and added to Underworld as The Esoteric Series.
- Underworld kindle edition was removed, as e-book versions of both volumes were being rewritten.
- Underworld was re-published on 6/26/2023 in paperback with minor changes (new chapter names).
- Beyond the Gatekeepers was published on 8/23/2025 in paperback format, and added to the Esoteric Series.
- All three books in The Esoteric Series (Underworld, Acrimon, Beyond the Gatekeepers) were unpublished on 1/18/2026
- Underworld – Complete Edition was published on 1/21/2026, which combines all content from the series into one volume.
