Question: Which French video game publisher, published the war-theme real-time strategy game "Conflict Zone"?

Context articles: Saga (2008 video game)
Races of StarCraft
Warlocked
Shattered Galaxy
Travian
Outlive
Mech Platoon
Ubisoft
Herzog (video game)
Conflict Zone

Saga is a massively multiplayer online real-time strategy game.
 "Saga" is touted as the world's first collectible online real-time strategy game.
 "Saga" was released on March 4, 2008 after a brief open Beta which began February 26, 2008.
Blizzard Entertainment's real-time strategy game series "StarCraft" revolves around interstellar affairs in a distant sector of the galaxy, with three species and multiple factions all vying for supremacy in the sector.
 The playable species of "StarCraft" include the Terrans, humans exiled from Earth who excel at adapting to any situation; the Zerg, a race of insectoids obsessed with assimilating other races in pursuit of genetic perfection; and the Protoss, a humanoid species with advanced technology and psionic abilities, attempting to preserve their civilization and strict philosophical way of living from the Zerg.
 Each of these races has a single campaign in each "StarCraft" real-time strategy game.
 In addition to these three, various non-playable races have also been part of the lore of the "StarCraft" series; the most notable of these is the Xel'Naga, a race which features prominently in the fictional histories of the Protoss and Zerg races.
Warlocked is a real-time strategy video game developed by Bits Studios and published by Nintendo for the Game Boy Color.
 Critical reception towards the game was positive, it received a score of 86% on review aggregation website GameRankings.
 IGN named the game as the Best Game Boy Strategy game of 2000, and would later list the game as one they would like to see on a hypothetical Virtual Console platform for the Nintendo DSi, owing partially due to its real-time strategy interface.
 A sequel to the game, titled "Wizards", was in development for the Game Boy Advance, but was cancelled due to the lack of a publisher.
Shattered Galaxy is a massively multiplayer online real-time strategy game (MMORTS) that was released in 2001 by KRU Interactive.
, now known as Nexon Inc, after an extensive open beta period.
 In the US, it was published by Tri Synergy.
 It combines the attributes of a massive multiplayer online role-playing game and a real-time strategy game.
 Having won the Seumas McNally Grand Prize at the 2001 Independent Games Festival and hosted through the Game Developers Conference, the game has been commercially unsuccessful due in large part to its dated graphics engine.
 The game was published under the name Tactical Commanders in South Korea, published by Nexon until December 31, 2005.
 This game has also been serviced in Japan, Taiwan, and Germany.
Travian is a persistent, browser-based, massively multiplayer, online real-time strategy game developed by the German software company Travian Games.
 It was originally written and released in June 2004 by Gerhard Müller.
 Set in classical antiquity, "Travian" is a predominantly militaristic real-time strategy game.
Outlive is a Brazilian real-time strategy computer game developed and produced by Continuum Entertainment.
 It is a mission-based real-time strategy game where the player controls either the human military or robot forces and attempts to eliminate all opposing forces.
 It was initially released in 2000 in Brazil (2001 for the rest of the world), and was the second and most successful product of Continuum.
 The game was one of the few Brazilian games to be published by a mainstream AAA publisher.
 It was published in the United States and Europe by Take-Two Interactive.
Mech Platoon, known in Japan as Kikaika Gunta - Mech Platoon (Japanese: 機械化軍隊 - メックプラトゥーン , Hepburn: Kikaika Gunta - Mekku Puratūn , lit.
 "Mechanical Army - Mech Platoon") is a real-time strategy video game developed and published by Kemco.
 It was the first real-time strategy game released on the Game Boy Advance platform, and was released in 2001.
Ubisoft Entertainment SA (formerly Ubi Soft Entertainment Software) is a French video game publisher, headquartered in Rennes, France.
 It is known for publishing games for several acclaimed video game franchises including "Assassin's Creed", "Far Cry", "Just Dance", "Prince of Persia", "Rayman", and "Tom Clancy's".
 It is the fourth largest publicly-traded game company in the Americas and Europe after Activision Blizzard, Electronic Arts, and Take-Two Interactive in terms of revenue and market capitalization.
Herzog (German: "Duke") is a strategy video game released by Technosoft in Japan for the MSX and NEC PC-88 computers in 1988.
 It was a real-time tactics and tactical shooter game with real-time strategy elements.
 The game served as the prototype for its sequel "Herzog Zwei", which was released in 1989 for the Sega Mega Drive and is often considered the first true real-time strategy game.
Conflict Zone is a war-themed real-time strategy game, developed by MASA Group and published by Ubisoft for Dreamcast, PlayStation 2, and Microsoft Windows.