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This article or section contains information derived from Co-op Missions, and should not be considered part of the official StarCraft storyline.

Assimilation aura is an psionic power demonstrated by Sarah Kerrigan during the End War. When the aura is activated, Kerrigan is able to assimilate resources gathered from fallen enemies to benefit her swarm.[1]

Game Effect[]

In Co-op Missions, Sarah Kerrigan starts with the assimilation aura ability.

SC2 Kerrigan AC - AssimilationAura.png
Assimilation Aura

Causes all nearby enemies to drop resources when killed.

Desolate Queen: Increases the Assimilation Aura resource drops by 100%.

Hotkey E
Duration 15 seconds
Cooldown 120seconds
96 (with Ability Efficiency) seconds
Campaign Acquisition
Unlock Initially available.


According to data in the Galaxy Map Editor, Zagara was also planned to have an ability similar to Assimilation Aura named "Assimilation."[2]


  1. Blizzard Entertainment. StarCraft II Co-op Missions (Activision Blizzard) (in English). August 8, 2016
  2. Blizzard Entertainment. StarCraft II: Legacy of the Void Map Editor. (Activision Blizzard) (in English). November 10, 2015