Sir Kuam Ferentse

Sir Kuam Ferentse is one of the white Knights who is helping the temple knights with recruitment, who tests your puzzle solving skills in the Recruitment Drive quest. He also makes a brief appearance in the first RuneScape novel, Betrayal at Falador.

Trivia

 * Sir Kuam Ferentse is wordplay for "circumference".
 * The witchking from The Lord Of The Rings also could not be killed by any man.