An unnamed cerebrate was the leader of the Zerg Exploratory Forces of the Zerg Crusaders, who were sent to Aridas to retrieve the Argus Stone. In the early days of the assault, the cerebrate launched an assault against the Aridas Colonial Militia, commanding from an infested cavern near the frontlines. Plot branch : The Protoss Crusaders send a force to attack the cerebrate in the zerg cave.