The SIVA-enhanced Hive — the Rise of Iron content placing the nano-technology infection into the Hive's biology and creating something neither faction alone could be. The Wretched Eye is the Hive ogre at the center of this particular nightmare, the experiment the Guardian is sent to terminate. Old Russia as the last zone where the consequences of the SIVA outbreak are most concentrated, the Plaguelands the landscape that the game built to show what Fallen technology plus Hive theology produces.