Steve Trevor (Earth-8026)

"I may be loyal to A.R.G.U.S., but I am a Justice Leaguer first and foremost. They've given me a home, all A.R.G.U.S. gives me is orders."

- Captain Atom

Steve Trevor was the A.R.G.U.S. liaison to the Justice League before becoming a full fledged member as Captain Atom.

Trivia

 * He had a crush on Wonder Woman for the first few weeks he knew her before finding out she's a lesbian.
 * He is capable of emitting red sun energy. He and Batman have had lengthy conversations about how to properly use these powers in case they need to use them against Superman one day.
 * Despite no longer requiring food, he still eats. All the food just gets burnt up upon entry to his body.
 * His alias, Nathaniel Adams, is named after his friend from serving in the military whom he watched die.
 * He still considers himself to be very good friends with Wonder Woman. She does too, despite the fact that they don't talk as much.
 * More to come...