Eidolon
Eidolon — noun.
- A phantom, specter, or shade.
- An ideal person or thing.
Introduction
Eidolon is a magic mod inspired by various sources, including alchemy and theurgy. It offers a dark perspective with mechanics of necromancy and soul manipulation. If you've ever wanted to become a dark mage, perform strange rituals, and commune with dark deities, this mod is for you.
To start playing with Eidolon, craft the Ars Ecclesia book:

This book contains all documentation on the mod's features, including crafting recipes.

With it, you have everything you need to master the mod!
Rituals

Using shards of pure soul energy, activate powerful rituals at the brazier. Create new items, summon monsters, and protect vast areas from hostile creatures.
Theurgy

Build an altar and pray to the dark lord. Perform sacrifices, upgrade your altar, improve your reputation, and they may reveal new knowledge or grant you abilities...
Artifice

Practice alchemy in the crucible and create magical items at a new workbench. Using soul shards and a variety of other ingredients, choose from a wide selection of magical weapons, tools, armor, and accessories.
...and much more!
There's plenty to explore in Eidolon, and with further updates, the possibilities will only expand. The mod is in early development, but several interesting features are planned for future versions. Stay tuned for updates!
Additional Information
Mod compatibility:
Eidolon requires the Curios mod.
Eidolon supports Just Enough Items for all crucible recipes, workbench recipes, and rituals.
Frequently Asked Questions:
Can I use Eidolon in a modpack?
Yes, you can use this mod in any modpack for any launcher.
Will Eidolon be ported to Fabric?
Unfortunately, I have limited time. Forge has more mod selection, and I'm more familiar with it, so I'll be sticking with it for the foreseeable future.
Can Eidolon be ported to versions 1.12/13/14/15?
This is also not currently planned. We recommend updating to play with Eidolon and other new mods!
Mod spotlights:
Official developer spotlight (1.0) (playlist in description)