|Release date||6 April 2001 (Update)|
|Quest NPC?||The Knight's Sword|
|Location||The White Knights' Castle in Falador|
|Sells items?||White equipment|
| An elderly White Knight.|
Sir Vyvin is a non-player character that is involved in The Knight's Sword quest, his being the sword that was lost. He lives in the White Knights' Castle in Falador in the eastern part of the 2nd floor[. He gives ]white equipment to anyone who has completed Wanted!.
In order to increase your ranking, you must kill a certain number of Black Knights. You start off as a Novice at 100 kills, and as you kill more knights, you'll advance in rank.
|Kills||Rank||White equipment available|
|300||Page||Med helm, Plateskirt, Square shield|
|500||Noble||Mace, Staff, Longsword|
|800||Adept||Full helm, Platebody, Kiteshield, Boots, Gloves|
|1,300||Master||Two-handed sword, Halberd, Scimitar, Warhammer, Battleaxe, Claws|
The game window will show your promotions such as "Congratulations you are now a White Knight Adept!" but will not report demotions or re-promotions. Players can check their rank upon clicking the Wanted! Quest journal, with wordings of "I am currently a (Rank) White Knight."
Knight rankings can be used to obtain white equipment. Each piece of equipment requires a specific knight ranking to buy, but not to wear. Pieces of White equipment can be sold back to Sir Vyvin at the same price as they were bought at.
- His name sounds similar to the word "Surviving"; this word is part of a clue scroll which leads to Sir Vyvin.
- The number of kills required for each rank grows like the Fibonacci sequence.