However its attack is quite different, as the impaler is only able to launch a single tentacle to an enemy that does massive damage. Game Unit Heart of the Swarm The impaler is functionally identical to the lurker with its ability to attack only while burrowed. Primal zerg strains were able to evolve their own form of impaler from primal hydralisks, which could attack enemies from afar and tenderize them for further assault.like,subscribe,share it will help me make more video.The Lurker has a shorter range (6), attacks targets in an AoE-cone, and deals bonus damage to light units Lurker - Allows the Hydralisk to morph into a Lurker. The Impaler has a long range (11), attacks targets one at a time, and deals bonus damage to armored units. The Impaler can only attack while burrowed. Impaler - Allows the Hydralisk to morph into an Impaler. Educational/entertainment text commentated game (no voiceover) of a Bronze/Silver leaguer playing around for fun in StarCraft II Heart of The Swarm **Click.Heart of the Swarm: Hydralisk Evolution - Impaler vs Lurke Educational/entertainment text commentated game (no voiceover) of a Bronze/Silver leaguer playing around for fun in StarCraft II Heart of The Swarm **Click e. Impaler Strain- Attacks single targets while it is burrowed- Effective against armored unitsLurker Strain- Attacks multiple enemies while it is burrowed- Eff. Home Hydralisk evolution lurker or Impaler