: Players can choose the "Galactic Nemesis" ascension perk to destroy the galaxy by building the Aetherophasic Engine .
The Nemesis expansion (released April 15, 2021) focuses on the fate of the galaxy through two primary paths: Stellaris Nemesis-CODEX
Stellaris Nemesis - Espionage Mechanics (Let's Get Dangerous) : Players can choose the "Galactic Nemesis" ascension