Following the a fan vote at the end of issue 24 and the events of the ''Catalyst War'' storyline, Marshall became the permanent Radiant Black.

An elderly man who becomes Radiant Yellow and has the ability to perceive time, including possibilities of potential futures A recurring foe and leader of his own syndicate who has the ability to "shift" between places A one minute long animated trailer for the comic series featuring the original song "RADIANT" by Crisis Couture was released on January 8, 2021.

[55] A animated short film called "VERSUS" about a fight between the characters Radiant Black and Blaze of C.O.W.L.

was released on YouTube on June 22, 2022[56] and a QR code to the video was hidden as an easter egg in Radiant Black #15.

[56] Daniel Gehen from Comics Bulletin wrote "Radiant Black #1 lays the foundation for what may be the best new superhero since Robert Kirkman's Invincible".