First players to reach 99 in each skill:
 Attack | Iron Mist | May 11, 2016 | See rest |
 Defence | Iron Mist | May 11, 2016 | See rest |
 Strength | Iron Mist | May 11, 2016 | See rest |
 Constitution | Iron Mist | February 26, 2016 | See rest |
 Ranged | Iron Mist | April 3, 2016 | See rest |
 Prayer | Iron Mist | March 1, 2016 | See rest |
 Magic | Iron Mist | May 11, 2016 | See rest |
 Cooking | Iron Mist | September 25, 2015 | See rest |
 Woodcutting | Iron Mist | May 27, 2015 | See rest |
 Fletching | Iron Mist | October 18, 2015 | See rest |
 Fishing | Iron Mist | January 12, 2016 | See rest |
 Firemaking | Iron Mist | June 6, 2015 | See rest |
 Crafting | Iron Mist | December 9, 2015 | See rest |
 Smithing | Iron Mist | December 5, 2015 | See rest |
 Mining | Iron Mist | July 5, 2015 | See rest |
 Herblore | Iron Mist | November 8, 2015 | See rest |
 Agility | Iron Mist | February 29, 2016 | See rest |
 Thieving | Iron Mist | October 18, 2015 | See rest |
 Slayer | Iron Mist | March 16, 2016 | See rest |
 Farming | Iron Mist | December 9, 2015 | See rest |
 Runecrafting | Iron Mist | January 11, 2016 | See rest |
 Hunter | Iron Mist | May 4, 2016 | See rest |
 Construction | Iron Mist | January 3, 2016 | See rest |
 Summoning | Iron Mist | April 22, 2016 | See rest |
 Dungeoneering | Iron Mist | December 30, 2015 | See rest |
 Divination | Iron Mist | May 27, 2015 | See rest |
 Invention | Iron Mist | December 22, 2016 | See rest |
 Archaeology | TBD | See rest |
* Keep in mind that data before 2007 is missing, so some achievements may be inaccurate.