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, which also possibly killed her.
Callisto's abilities included Factor Detection (being able to determine a mutant's presence and their strength) and superhuman speed.
- Dania Ramirez also appeared in 2017's Lycan as tragic villainess Isabella Cruz.