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- Jack B. Quick
- Jackal
- Jaculi I and II (members of the Onslaught)
- Jade
- Jamm (a New Blood)
- Jericho
- Jesse Quick (Jesse Chambers)
- Jet (alias Celia Windward)
- Jinx
- Johnny Quick (Johnny Chambers)
- Jonni Thunder
- Josiah Power
- Judomaster
Read more about this topic: List Of Metahumans In DC Comics