Appearing in "Double Threat"
- Shi'ar Empire (Cameo)
- Imperial Guard (Mentioned)
- Gladiator (Kallark) (Cameo)
- Hulk (Bruce Banner) (Mentioned)
- Daredevil (Matt Murdock) (Mentioned)
- Spider-Man (Peter Parker) (Mentioned)
- Scorpion (Mac Gargan) (Mentioned)
Synopsis for "Double Threat"
As A.I.M. continues to gather data on the Uni-Power, it possesses a runaway named X-23. She then teams up with Scorpion to stop the data gathering. Scorpion, however wants the data for S.H.I.E.L.D.