|Nightwing (Justice League Unlimited|
While witnessing the death of his parents Dick Grayson was adopted by Bruce Wayne the richest man in Gotham city after he knew that Bruce was indeed the Batman (Minifigure) he turned into his sidekick Robin.
Later in his life Grayson led the teen titans the outsiders and the titans . when he joined the titans he was under the new mantle Nightwing. Later under unknown circumstances the justice league was disbanded but to only rise again under new leadership under the command of Nightwing.