Green Knight of the story turns him green. He tests Moses three times by doing seemingly evil acts, which are eventually revealed to be noble deeds to prevent greater evils or reveal great goods. Both the Arthurian Green Knight and Al-Khidr serve as teachers to holy and upright men (Gawain/Moses), who thrice tested their faith and obedience. It has been suggested that the character of the Green Knight may be a literary descendant of Al-Khidr, brought to Europe with the Crusaders and blended with Celtic and Arthurian imagery. The beheading game appears in a number of tales, the earliest being the Middle
The Sword in the Stone (novel) rather limited, although what it did take from the Arthurian legend was accurate. It was awkward to treat this as the first part of a more serious treatment of the Arthurian legend. It is also possible that White felt in a darker mood after the Second World War. It has also been said that due to wartime censorship, the publishers did not want to print some of White's more strident anti-War sentiments (which are very prevalent in "The Book of Merlyn"). Walt Disney made an animated movie adaptation of "The Sword in the Stone", first released on 25 December 1963