Starcraft-remastered -

The Zerg seek the Protoss homeworld, Aiur, to absorb their DNA and become "perfect."

Only the "Void" energies of the Dark Templar can permanently kill Zerg leaders (Celebrates). starcraft-remastered

Once the UED is weakened, Kerrigan kills Fenix (Protoss) and Duke (Terran). The Zerg seek the Protoss homeworld, Aiur, to

Tassadar crashes his flagship, the Gantrithor , into the Overmind, channeling both Light and Dark energies to destroy it. Aiur is left in ruins. Episode IV: The Resistance (Brood War) The Zerg seek the Protoss homeworld

Mengsk, Jim Raynor, and the Protoss form an uneasy alliance with Kerrigan to stop the UED. Episode VI: The Queen of Blades

The UED captures a "Psi Disrupter" and eventually enslaves a new, growing Overmind on Char.