Sad Fact, of all the Chaos Gods, the Aeldari fear Slaanesh the most, for She-Who-Thirsts is the result of their excess in pleasure, and alongside the billions of dead Aeldari, this new God of Eldar and Chaos origin took most of the gods, save Ceogorach who fled and Isha who was saved by Nurgle.

Sad Fact, of all the Chaos Gods, the Aeldari fear Slaanesh the most, for She-Who-Thirsts is the result of their excess in pleasure, and alongside the billions of dead Aeldari, this new God of Eldar and Chaos origin took most of the gods, save Ceogorach who fled and Isha who was saved by Nurgle.