The impaler den is a zerg structure, built via an upgrade of the hydralisk den. It appears in Heart of the Swarm as an alternative to the lurker den.[1]

References[edit | edit source]

  1. Blizzard Entertainment. StarCraft II: Heart of the Swarm. (Activision Blizzard). PC. Mission: Heart of the Swarm, Hydralisk Evolution (in English). 2013-03-12.
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