Stardock has released an ultimate edition of its Sins of a Solar Empire expansion, Rebellion.

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Rebellion is the space strategy sim's third (and first standalone) expansion for Sins of a Solar Empire. Sins of a Solar Empire: Rebellion - Ultimate Edition contains the game's soundtrack and the past Forbidden Worlds and Stellar Phenomena DLC.

Stardock says this is the final, definitive release of Rebellion, so this will represent the best possible package for the game's newest content. A trailer for the Ultimate Edition is below, and here is a rundown of the features:

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- Six Factions: Decide whether to play as a Loyalist or Rebel - each faction unlocks new technologies, ships and play styles for each race.

- More Planets: Colonize and exploit four new planet types (Barren, Ferrus, Greenhouse, Oceanic), each created with beautiful high-res textures.

- New stars: Skirt the boundary of a deadly black hole, avoid the lethal radiation of a spinning pulsar, and survive the crushing gravity of an impossibly dense neutron star.

- Planet Specialization System: Dedicate your worlds to either social or industrial output.

-6 new deep space anomalies: Mine the riches in the wreckage of a devastating fleet battle or recharge at an inexplicable fountain of antimatter tearing apart the fabric of space-time.

- 11 dramatic random events: Stars launch volatile gases that shut down orbital operations, mobile storms wreak havoc across the solar system, and conquered factions sense your weakness and seek to reclaim their worlds.

- New Titan and Corvette Class Warships: Mighty Titans and small versatile corvettes enter the fray of the war to tip the scales of power.

- Updated Capital Ships: All existing capital ships have been updated with four new ability levels.

- Additional Planet Bonuses: Discover more than 40 new planet bonuses during your exploration of the galaxy, unlocking the dark past of the Sins' universe.

- Great Visuals: Updated graphics, particle effects, lighting and shadows, race specific UI and other enhancements make the Sins universe look better than ever.

- Various Victory Conditions: Take multiple paths to victory including Military, Diplomacy, Research, Last Flagship Standing, Last Capital Standing and Occupation.