query: developer civilization iv: warlords
supports: A video game is an electronic game that involves human or animal interaction with a user interface to generate visual feedback on a video device such as a TV screen or computer monitor. The word "video" in "video game" traditionally referred to a raster display device, but as of the 2000s, it implies any type of display device that can produce two- or three-dimensional images. Some theorists categorize video games as an art form, but this designation is controversial. Sid Meier's Civilization IV (also known as Civilization 4 or Civ4) is a turn-based strategy computer game and the fourth installment of the "Civilization" series. It was designed by Soren Johnson under the direction of Sid Meier and his video game development studio Firaxis Games, and then first released in North America, Europe, and Australia, between October 25 and November 4, 2005. Ensemble Studios was a video game developer initially established in 1995 as an independent company by Tony Goodman, Rick Goodman and John Boog-Scott, but was acquired by Microsoft in 2001 and operated as an internal studio until 2009, when it was officially disbanded. Ensemble developed many real-time strategy games, including the "Age of Empires" game series, "Age of Mythology", and "Halo Wars". In addition to game development, Ensemble Studios also made the Genie Game Engine used in "Age of Empires", "", and "". The studio sold 20 million games and was worth an estimated $500 million. An expansion pack, expansion set, supplement, or simply expansion is an addition to an existing role-playing game, tabletop game or video game. These add-ons usually add new game areas, weapons, objects, characters and/or an extended storyline to complete an already released game. While board game expansions are typically designed by the original creator, video game developers sometimes contract out development of the expansion pack to a third-party company, (see "" for "Diablo"), it may choose to develop the expansion itself or it may do both (Ensemble Studios developed the real-time strategy game Age of Empires III and the first expansion called itself, but contracted Big Huge Games for the second expansion pack, the Asian Dynasties). Board games and tabletop RPGs may have been marketing expansions since the 1970s, and video games have been releasing expansion packs since the 1980s, early examples being the "Dragon Slayer" games "" and "Sorcerian". Soren Johnson is a video game designer and programmer. He was employed by Firaxis Games from 2000 to 2007, where he co-designed several of their most popular games. In 2013 he co-founded Mohawk Games. Age of Empires III is a real-time strategy video game developed by Microsoft Corporation's Ensemble Studios and published by Microsoft Game Studios. The Mac version was ported over and developed and published by Destineer's MacSoft Games. The PC version was released on October 18, 2005 in North America and November 4, 2005 in Europe, while the Mac version was released on November 21, 2006 in North America and September 29, 2006 in Europe. An N-Gage version of the game developed by Glu Mobile was released on April 28, 2009. It is the third game of the "Age of Empires" series and the sequel to "". Sidney K. "Sid" Meier (born February 24, 1954) is a programmer, designer, and producer of several popular strategy video games and simulation video games, most notably the "Civilization" series. Meier co-founded MicroProse in 1982 with Bill Stealey and is the Director of Creative Development of Firaxis Games, which he co-founded with Jeff Briggs and Brian Reynolds in 1996. He has won several prestigious accolades for his contributions to the video game industry. In , Falcom released "Sorcerian Forever" for Microsoft Windows-based PCs. In , Falcom released "Sorcerian Original", a remake of Sorcerian for Microsoft Windows-based PCs. In addition, console versions of Sorcerian with somewhat differing content from their PC counterparts were developed: A version for the Mega Drive was developed by Sega, a version for the PC Engine CD was developed by Victor Musical Industries, and a version for the Dreamcast was developed by Victor Interactive Software. Firaxis Games, Inc. is an American video game developer founded in 1996 by Sid Meier, Jeff Briggs, and Brian Reynolds upon leaving MicroProse. Now a wholly owned subsidiary of Take-Two Interactive, the company is best known for its "Civilization" series of games, though it has had notable success with other titles as well. Firaxis is based in Sparks, Maryland; Sid Meier continues to lead creative efforts there. Big Huge Games is a video game developer located in Timonium, Maryland. The company was founded in February 2000 by four veteran game industry developers: Tim Train, David Inscore, Jason Coleman and Brian Reynolds (lead designer of "Alpha Centauri", et al.). Their first game, "Rise of Nations", was a critical and commercial hit. The original studio became defunct in May 2012, but the name "Big Huge Games" was later reacquired by Reynolds and Train for their new venture (previously known as SecretNewCo). The revived studio released the mobile game "DomiNations" on Android and iOS in April 2015. Civilization IV : Warlords is the first official expansion pack of the critically acclaimed turn - based strategy video game Civilization IV.
candidates: big huge games ensemble studios firaxis games microprose microsoft produce sega success victor interactive software
answer: firaxis games