Total War: ROME II – Emperor Edition (Steam)n

Emperor Edition is the definitive edition of ROME II, featuring an improved politics system, overhauled building chains, rebalanced battles and improved visuals in both campaign and battle.
Emperor Edition contains all free feature updates since its release in 2013, which includes bug fixes, balancing, Twitch.tv integration, touchscreen, and Mac compatibility. In addition, a free DLC campaign pack The Imperator Augustus is included, which follows the aftermath of Caesars demise.
The Imperator Augustus Campaign Pack and all Emperor Edition updates are free, via automatic update, to all existing ROME II owners.