The role of the DEO is to monitor those with extranormal superpowers and to prevent any threat to the general public. However, in "Action Comics" #775 there are a couple of rogue agents being defeated by Superman. Manchester Black, the leader of the Elite, suggests they are responsible for the creation of fellow team member Menagerie, saying that "These guys run a triple black alien immigration service that takes the galaxies' cast-offs an' turns them into weapons for the highest bidder. The West Nile glop in New York is one of theirs from the Microbio Division."