History of character has not yet been written.
- Emotional Spectrum Manipulation: Jason, like his sister Jennifer. Possesses a direct connection to the whole of the Emotional Electromagnetic Spectrum, even without the usage of a power ring. When fighting against the evil version of Aquaman from their future, Jason was shown creating Hard Light Constructs of Red Light without the use of a Red Power Ring. Potentially he can wield all the colors of the lights of emotion other than rage. As he and his sister once emitted Blue light while asleep in Jessica's apartment.
- 7 Appearances of Jason Allen (Justice League: Legacy)
- 5 Images featuring Jason Allen (Justice League: Legacy)
- Quotations by or about Jason Allen (Justice League: Legacy)
- Character Gallery: Jason Allen (Justice League: Legacy)
|Flash Family member|
This character is or was an incarnation of or an ally of The Flash, and a member of the Flash Family of speedsters. This template will automatically categorize articles that include it into the "Flash Family members" category.