In the distant future, in the darkest reaches of space, the ghosts of the past whisper your name. You are Jim Raynor, a marshal-turned-rebel on a vigilante crusade to bring down the Dominion and its nefarious leader, Arcturus Mengsk. Haunted by betrayal and remorse, some believe you may have given up the fight. But you have promises to keep…and a need for vengeance that's long overdue.

Three Unique Races
Whether you command the mysterious Protoss, the nomadic Terrans, or the ruthless Zerg, you must decide how to outwit or outgun the enemy in an unforgiving universe of intense strategic combat.

New Units & Weapons
Devise and deploy merciless strategies with over 30 new units and weapons at your command. Torch foes with the Hellion's flamethrower, ambush adversaries with acid-spewing Banelings, or deploy the Void Ray's prismatic beam to annihilate your enemies.

Story Mode
Lead Raynor's Raiders in their quest for vengeance and glory as they burn a path across the galaxy. You choose which missions to take, which story lines to complete, and where to invest your hard-earned cash.

Mega Multiplayer
Wage unrelenting war on your friends and foes over the all-new Battle.net. Whether it's your first time gaming online or you're a multiplayer veteran, Battle.net's unrivaled AutoMatch technology makes sure it's always a fair fight.

Source: official Website