 Despite General Horace Warfield's extermination campaign against the Zerg remaining on the planet, the brood thrived while all others perished.Its prosperity was interrupted, however, when Kerrigan returned to Char and subjugated Zagara, thereby putting the brood under Kerrigan's control.Zagara is a Zerg broodmother, Kerrigan's second-in-command, and the leader of the "Zagara Brood".