Question: FlatOut: Ultimate Carnage is an enhanced port of a game developed by who?

Context paragraphs:
Tactics Ogre: Let Us Cling Together: Tactics Ogre: Let Us Cling Together (タクティクスオウガ , Takutikusu Ōga ) is a Japanese tactical role-playing game created by Quest.  The game was originally released in 1995 on the Super Famicom in Japan and then re-released on the Sega Saturn in 1996 and the PlayStation in 1997.  An enhanced port of the game developed by the original development team was released on February 15, 2011 for the PSP.  In some regions, notably Japan, the port was retitled as Tactics Ogre: Wheel of Fate.

The Last of Us Remastered: The Last of Us Remastered is an action-adventure survival horror video game developed by Naughty Dog and published by Sony Computer Entertainment.  An enhanced port of 2013's "The Last of Us", "Remastered" was released for the PlayStation 4 worldwide in July 2014.  Among minor gameplay additions, the game features enhanced graphics and rendering upgrades including increased draw distance, an upgraded combat mechanic and higher frame rate.  It also includes the downloadable content episode "."

Final Fantasy V: Final Fantasy V is a medieval-fantasy role-playing video game developed and published by Square (now Square Enix) in 1992 as a part of the "Final Fantasy" series.  The game first appeared only in Japan on Nintendo's Super Famicom (known internationally as the Super Nintendo Entertainment System).  It has been ported with minor differences to Sony's PlayStation and Nintendo's Game Boy Advance.  An original video animation produced in 1994 called "" serves as a sequel to the events depicted in the game.  It was released for the PlayStation Network on April 6, 2011 in Japan.  An enhanced port of the game, with new high resolution graphics and a touch-based interface, was released for iPhone and iPad on March 28, 2013, and for Android on September 25, 2013.

Malicious (video game): Malicious (マリシアス , Marishiasu ) is a download-only 3D action game developed and published by Alvion for the PlayStation 3 and the PlayStation Vita.  "Malicious" was released on October 27, 2010 and is available to download from PlayStation Store in Japan.  Because of the game's critical success, an enhanced port of the game was announced for the PlayStation Vita entitled Malicious Rebirth, featuring a new “Rebirth” chapter with new levels, new bosses and new moves.

Grandia II: Grandia II (グランディアII , Gurandia Tsū ) is a role-playing video game developed by Game Arts originally for the Dreamcast console as part of their "Grandia" series.  Initially released in Japan in August 2000 by Game Arts, the game was later made available in English for North America the following December, and in Europe in February 2001, with both releases published by Ubisoft.  The game was later ported to the Sony PlayStation 2, where it was released worldwide throughout 2002, and later for Microsoft Windows exclusively in North America and Europe later that year.  An enhanced port, based upon the Dreamcast version and entitled "Grandia II Anniversary Edition" was released on August 24, 2015 on Steam and GOG.com.  The game was developed by many of the same staff members who worked on the original "Grandia", including music composer Noriyuki Iwadare but was designed around the idea of creating a more "mature" product than the previous title, as well as the first in the series to feature fully three-dimensional graphics.

Mamorukun Curse!: Mamorukun Curse!  (まもるクンは呪われてしまった!  , Mamoru Has Been Cursed! )  is a shoot 'em up arcade game developed by G.rev and Gulti.  The game was released for arcade in Japan on July 30, 2008.  Mamorukun Curse!  was later ported and released for the Xbox 360 in Japan on June 25, 2009.  An enhanced port of game was released exclusively for the PlayStation 3 in Japan on March 31, 2011, offering full high-definition widescreen support with two Xbox 360 DLC characters included for free, and a new "Meikai Katsugeki" mode.  UFO Interactive Games localized and released the PS3 version as a digital download on July 16, 2013.  Sony made this version available to play on additional platforms through its PlayStation Now streaming service on March 17, 2015.

FlatOut 2: FlatOut 2 is a racing video game developed by Bugbear Entertainment and published by Empire Interactive.  It is the sequel to the 2004 game "FlatOut".

FlatOut: Ultimate Carnage: FlatOut: Ultimate Carnage is the third game in the "FlatOut" demolition racing series, known earlier as "FlatOut: Total Carnage".  "FlatOut: Ultimate Carnage" was officially announced February 1, 2007, and was released on July 22, 2007 in Europe, on August 1, 2007 in Australia, and on October 2, 2007 in North America for the Xbox 360.  The game is an enhanced port of "FlatOut 2" featuring new gameplay modes and graphics as well as at least two new cars.

No More Heroes: Heroes' Paradise: No More Heroes: Heroes' Paradise (ノーモア★ヒーローズ 英雄たちの楽園 , Nō Moa Hīrōzu: Eiyūtachi no Rakuen ) is an action-adventure hack and slash video game developed by feelplus.  The game is an enhanced port of the 2007 Wii video game "No More Heroes", originally developed by Grasshopper Manufacture and directed by Goichi Suda.

Deemo: Deemo is a rhythm video game developed by Rayark Games, an independent game developer in Taiwan.  The game was released on iOS and Android mobile platforms on November 13, 2013.  An enhanced port for the PlayStation Vita, titled Deemo: Last Recital (Japanese: DEEMO～ラスト・リサイタル～ ) , first announced late 2014, was released in June 2015.  A Nintendo Switch port was released worldwide in September 2017.

Supporting paragraphs: FlatOut: Ultimate Carnage FlatOut 2
Answer: Bugbear Entertainment