The Galactic conquest mode includes new planets, with the added feature of non-conquest goals.

Corruption also introduces the ability to position structures and units on a planet's surface, pre-select starting units during space or ground battles, mobile build pads and transport ships for ground battles, the ability to repair space station hardpoints, and orbital bombardment from capital ships. The Rebel Alliance and the Empire receive new units and changes to existing ones. Crowd-pleasers include Rancor riders, surviving Droidekas and, if a 'slavery' mission is performed on the forest moon of Endor, suicide bomber Ewoks. It also has a mish-mash set of original units: A ring of raiders, renegades and ruffians eventually expands to eclectic exotic equipment as the Consortium appropriates everything it can lay its hands on. Several mission types cause a small battle. Its specialty is 'corruption': it can conquer planets traditionally, but also gain bonuses from enemy-controlled worlds by having its infiltrators conduct any of several kinds of missions such as bribery, sabotage or piracy. The Consortium has a full-fledged campaign that is set in the background of the original film trilogy. The Zann Consortium is a new faction, neither good or evil, but willing to go to any lengths for a profit. Pirates had previously been present in the game, but as a type of moderately-armed 'speed bump' to progression in the war between Empire and Rebellion. Star Wars: Empire at War: Forces of Corruption adds the organized crime syndicate the Zann Consortium as a third faction.

The missions, units, and storyline are all classic Star Wars.A screenshot of the Galactic map during gameplay (playing as the Zann Consortium) showing multiple planets under an effect of corruption Gamers who love real-time strategy games and Star Wars will find that Empire at War is a great combination of the two. Players controlling the Empire, for example, will eventually find themselves in control of the powerful Death Star. Likewise, each side has its own special units and abilities. These units are very powerful and can help players turn the tide in key battles. In addition to the locations and the units, players will also be familiar with some of the hero units that appear, including Obi-Wan Kenobi and the terrifying Darth Vader. The game takes place on a number of different worlds, including classic Star Wars locations like Tatooine, Yavin 4, and Dagobah. All of the great Star Wars units are here, including X-wings, land speeders, AT-ATs, and even the huge Star Destroyer ships. Like all real-time strategy games, they must collect resources, build bases, recruit units, and research new technology. Players choose to play as one of the two factions. Set a few years before Star Wars: A New Hope, the game explores the creation of the Rebel Alliance and the Empire's struggle to keep its iron grip on the universe. Gamers control one of two factions in the great struggle for galactic dominance. Return to the popular Star Wars universe with Lucas Arts Star Wars: Empire at War for the PC, the first real-time strategy game set in the popular world of Yoda, Luke, and the Force. A sprawling, epic mess of Star Wars that's still a sprawling Star Wars epic.

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