The Wine-Dark Sea Calls. You have mastered the heights of Olympus; now, it is time to conquer the depths. Poseidon is the official expansion to the legendary city-builder Zeus: Master of Olympus , shifting the focus from the rugged mainland to the sprawling maritime empire of Atlantis. New Campaign: The Birth of Atlantis
Protect your citizens from the Chimera , the Sphinx , and the Echidna . Dispatch heroes like Bellerophon or Atalanta to rid your lands of these curses. The Editor’s Toolset
The expansion includes a robust , allowing you to craft your own Greek myths. Design custom maps, set complex victory conditions, and script your own divine interventions to share with the community. Poseidon: Zeus Official Expansion
Embark on a massive new adventure spanning the rise and fall of the Atlantean civilization. Unlike the isolated city-states of Greece, Atlantis is a hub of science and seafaring. You aren't just building a city; you are engineering a continent.
New deities join the pantheon—and they aren't always friendly. The Wine-Dark Sea Calls
Harness the power of Orichalcum , the fabled red metal, to forge advanced weaponry and adorn your greatest monuments. Cultivate Hippocampi to bolster your naval supremacy.
Command new warships and protect your trade routes from the terrors of the deep. Build massive Frigates to dominate the Mediterranean. Gods and Monsters New Campaign: The Birth of Atlantis Protect your
Construct Libraries , Universities , and Laboratories . The Atlanteans prioritize logic and discovery, unlocking new ways to optimize your city’s efficiency.