Throughout the production of a series, a lot goes on behind the scenes in regards to planning and design, which often go through multiple stages before resulting in the final version that is seen on screen. Some concepts and ideas can have an effect on the show and characters, and unexpected occurrences during production can also lead to changes and additions to the plans for the show.
Cardin Winchester alludes to Henry Beaufort, who oversaw the trial of Joan of Arc. This allusion has had the following influences on the character and show:
- Henry Beaufort was a Cardinal and a Bishop of Winchester. As reference to this, Cardin's full name is Cardin Winchester, and he chooses the Black Bishop piece during the initiation.
- His scroll ID is 1374-BEAUFORT.
- In Volume 1, he bullies Jaune Arc, who alludes to Joan of Arc.
- His weapon, The Executioner, is a reference to Henry Beaufort overseeing the execution of Joan of Arc.