Daggoth used the planet as a birthing colony for his Tiamat Brood. After the death of their master, the zerg became feral and fought each other. During the Second Great War, Abathur discovered a small group of lurkers among the survivors..
- Anub'alisk was evolved to safeguard the birthing colony of Cavir from any threats. After the second Overmind's death, the Lurker Lord remained feral until he was recovered by Abathur and Mukav's rogue brood.
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