StarCraft enhanced on its predecessor Warcraft II, which highlighted two quite related playable factions, by introducing asymmetry among the units and technologies accessible to its a few races (Protoss, Terran, and Zerg). This asymmetry was just like that pioneered while in the lesser-acknowledged 1996 SSI release War Wind. The unit styles accessible to Just about every race outline its racial identity. The Protoss can field powerful and highly-priced warriors and equipment, even though the Zerg count on sheer numbers and velocity to overwhelm their opponents.

The Tale concentrates on the activities of three species in the Component of the Milky Way known as the Koprulu Sector. Millennia prior to any on the gatherings of your games, a species referred to as the Xel'Naga genetically engineer the Protoss and later on the Zerg in makes an attempt to build pure beings.[eleven][twelve] These experiments backfire as well as Xel'Naga are largely destroyed from the Zerg.[12] Hundreds of years just before the beginning of StarCraft in 2499, the hardline Global govt of 무에타이 Earth, the United Earth Directorate (UED), commissions a colonization method as Element of an answer to overpopulation.