Justin lived far longer than any of the other knights. He joined the Seven Soldiers of Victory and the All-Star Squadron during World War II, and entered the Justice League during the expansion period following the Thanagarian invasion.
- This version of the character is exclusive to the continuity of the DC Animated Universe and is an adaptation of Sir Justin/Shining Knight. The original character was created by Henry Lynne Perkins and Creig Flessel and first appeared in Adventure Comics #66.
- Shining Knight was voiced by Chris Cox.
- Teamed up with a homage version of the Seven Soldiers of Victory (Green Arrow, Speedy, Vigilante, Crimson Avenger, Stargirl, and S.T.R.I.P.E.) in the Justice League Unlimited episode "Patriot Act".
- 22 Appearances of Justin Arthur (DCAU)
- 5 Images featuring Justin Arthur (DCAU)
- Quotations by or about Justin Arthur (DCAU)
- Character Gallery: Justin Arthur (DCAU)
- "Dark Heart", December 2004
|Justice League member|
This character is or was a member of the Justice League of America, or the Justice League in any of its various incarnations, sworn by a duty to act as guardians of America and the world by using their skills and/or superpowers to protect Earth from both interstellar and domestic threats.
|All-Star Squadron member|
This character is or was a member of the All-Star Squadron in any of its various incarnations. This template will categorize articles that include it into the "All-Star Squadron members" category.