Callisto was the leader of a small band of outcast mutants , sometimes known as the Omega or indirectly called the Omega Gang . After the healing of mutants had been created , the Omega mutants have allied with the Brotherhood of Mutants . Callisto seemed an aversion Storm to cherish , because they had attacked the fighter of the X-Men again . She was eventually defeated by Ororo Munroe ( Storm ) during the final battle with an electric shock . It is probable that she died there.
X - Factor Detection : You could psionically determine the presence and strength of a mutant .Superhuman Speed: You must be able to run much faster than a normal person.