Calladin

Calladin is a mighty warrior who watches over the Clan Wars arena. Although he wears no noticeable armour, he is said to be a powerful warrior of Saradomin. He will give you an introduction to Clan Wars minigame. He can also set your in-game Caller.

Trivia

 * He seems to be wearing a Team-11 cape.
 * Caladin is the name of the Atreides' home planet in  Dune , which is a sci-fi novel commonly referenced.