The most reliable way to get the game is through official digital storefronts. Since it's an older title, it frequently goes on deep sale (often up to 75-80% off).
: Frequently carries the Emperor Edition with all free feature updates included.
: The primary platform. Any "ROME II" key you buy today automatically upgrades to the Emperor Edition .
Contrary to what the name might suggest, it isn't a "Complete Edition" with all paid DLC. However, it is a huge step up from the base game:
If you're looking to jump into , you’re picking up the definitive version of the game. It’s essentially a massive, free overhaul that replaced the original 2013 launch version, fixing bugs and adding a brand-new campaign. Where to Download
: A great place to check for bundles or charity-supporting discounts. What’s Included in the "Emperor Edition"?