User blog comment:Skeith9/Heroic Spirits Speculation/@comment-25951993-20160205140352/@comment-115.133.195.202-20160406130316

Well H e happends to be one of the historical individuals whom King Arthur was said or Rumoured to be modelled after. Mostly due to his dispute with his uncle John parallel to Arturia disputing with her uncle Vortigren. And  it certainly would explaine why he has excalibur, knows Robin of Loxley and  Looks like King Arthur/Saber Prototype.