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Kalgan's avatar
Role Game Director
Former Game Director (World of Warcraft)
"Personally I intend the average guild be |---------------------------------| organized (but no more or less than that)"
Tom Chilton

Tom Chilton

Tom Chilton (aliases Kalgan and Evocare[1]) is a game designer at Blizzard Entertainment and former game director for World of Warcraft.[2][3]

After working on World of Warcraft from its alpha in 2004 to the release of Legion, in late 2016 Chilton announced that he would be leaving the team to "[focus] on another project within the company".[3] In 2022, it was revealed he worked on Warcraft Arclight Rumble' mobile game and is the game director of this game.


As a game director for Blizzard Entertainment, Inc., Tom Chilton is dedicated to ensuring that World of Warcraft is as enjoyable as possible for all of its players. This includes holding and carrying forward the vision for the game while overseeing the work of the design, art, and engineering teams.
Chilton joined Blizzard Entertainment in early 2004 as a senior game designer for World of Warcraft and spearheaded the design of the talent system, classes, items, auction house, mail system, combat, and Battlegrounds/PvP. Prior to joining Blizzard Entertainment, Chilton spent four years as a game designer and lead game designer on Ultima Online.
In his spare time, Chilton enjoys playing games of all varieties. He has been an avid player of PC games for nearly 30 years and also enjoys card and board games.[2]


Chilton previously worked as a lead designer for Origin Systems on MMORPG Ultima Online.[4] He is credited with three Ultima Online expansions: Ultima Online: Third Dawn, Ultima Online: Lord Blackthorn's Revenge and Ultima Online: Age of Shadows. He left Origin Systems in 2004 after Electronic Arts disbanded the studio.

Chilton joined Blizzard Entertainment to work on World of Warcraft as a Senior Game Designer in early 2004, around 10 months before the release of the game,[5] where he was on a team of six game designers.[6] With Rob Pardo and Jeffrey Kaplan, he was one of three lead designers on World of Warcraft: The Burning Crusade,[7] the fastest selling PC game of all time. [8][2] Chilton was the sole Lead Designer for Wrath of the Lich King.[9] He was the Game Director for World of Warcraft from the Cataclysm expansion[10][11][12] until mid-October 2016.

At BlizzCon[]

Tom Chilton has made appearances at Blizzard Entertainment's BlizzCon 2005 and BlizzCon 2007 events. At BlizzCon 2005, he was on the developer panels for discussions about character classes, dungeon creation, raids, and battlegrounds. At BlizzCon 2007, he was on the developer panels for discussions about classes, PvP, user interface and mods, and professions and items.



  1. ^ Tom Chilton. Retrieved on 2008-02-27.
  2. ^ a b c
  3. ^ a b Tom Chilton on the official forums (2016-10-13).
  4. ^ MobyGames - Tom Chilton. Retrieved on 2008-03-21.
  5. ^ World of Warcraft Warlords of Draenor Interview - gamescom 2014! (2014-08-26).
  6. ^ WoW -> Info -> Classic Credits. Retrieved on 2008-04-12.
  7. ^ WoW -> Info -> Burning Crusade Credits. Retrieved on 2008-04-12.
  8. ^ Gamasutra - World Of Warcraft Hits 10 Million Subscribers. Retrieved on 2008-04-12.
  9. ^ Wrath of the Lich King credits
  10. ^ Cataclysm credits
  11. ^ Mists of Pandaria credits
  12. ^ Warlords of Draenor credits
  13. ^ Chris O'Brien 2010-08-05. O'Brien: Silicon Valley style romance blooms in World of Warcraft. The Mercury News. Archived from the original on 2017-05-04. Retrieved on 2019-10-31.

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