Justice League: Paradox in a New Earth
During the events of the Thanagarian Invasion in 2004, the hero known as Hawkman was the only one to oppose the alliance with Thanagar because he was a former Thanagarian Hawkman police and knew they were bad news. He was declared a villain by the Justice Lords. He was right but killed during the event.
As many warriors from planet Thanagar, this character has access to Thanagarian Technology like the Thanagarian Patrol Ship.