[2] After King Arthur's sister, the evil sorceress Queen Morgana, traps him and the Knights of the Round Table in the Cave of Glass, the wizard Merlin is unable to free them himself.

[4] The first issue of a soft reboot comic book series by Mad Cave Studios, written by Joe Corallo, was published in April 2024,[5] to be continued in June 2025.

But when Gallop gets a new girlfriend and Morgana breaks free in Camelot, Arthur and his teammates find themselves having to become knights once more in order to defend their home world–and Camelot–from the threat of evil magic.

"[6] A crossover with Princess Gwenevere and the Jewel Riders, written by Jordie Bellaire and Joseph Corallo, is also to be released on the Free Comic Book Day in May 2025.

"[7] Maximum Entertainment released the complete series of King Arthur and the Knights of Justice on Region 2 DVD in the UK.

[13] Conversely, writer Mark McCray gave it a positive review "thanks to Chalopin's creative touches, which included a great premise, exceptional storytelling, and beautifully drawn animated characters.