Question: Sniper Wolf is a fictional character who appears in the 1998 stealth game "Metal Gear Solid", produced by what video game company?

Context articles: Metal Gear Solid: The Twin Snakes
Big Boss (Metal Gear)
Metal Gear Solid 2: Sons of Liberty
Metal Gear: Ghost Babel
Solid Snake
Raiden (Metal Gear)
Metal Gear Solid: Peace Walker
Metal Gear Solid
Metal Gear 2: Solid Snake
Sniper Wolf

Metal Gear Solid: The Twin Snakes is an action-adventure stealth video game co-developed by Silicon Knights and Konami Computer Entertainment Japan for the GameCube video game console in March 2004.
 The game is a remake of "Metal Gear Solid", originally developed by Konami for the PlayStation in 1998.
Big Boss is one of the central characters in the "Metal Gear" video game series.
 He was introduced in the original "Metal Gear" games for the MSX2 as the commanding officer and subsequent nemesis of Solid Snake.
 He is later featured as Naked Snake, the protagonist of "Metal Gear Solid" prequels where he is initially depicted as an American Special Forces Operator and decorated war hero until political manipulations cause him to be disillusioned and start his own private mercenary company.
 Big Boss's character has been praised by video game publications for his role as a villain as well for his relationship with Solid Snake.
 As the series' chronology progressed, his exact allegiance and motivations became increasingly complex; his first appearances are depicted as a traitor dreaming of a world of perpetual war, but subsequent appearances have revealed him to be a key figure in an ideological dispute that shaped the latter half of the twentieth century and a man whose conscience was disturbed by the attitude of leaders towards soldiers, prompting his decision to become a soldier of fortune and Venom Snake's mental template.
Metal Gear Solid 2: Sons of Liberty is an action-adventure stealth game developed and published by Konami for the PlayStation 2 in 2001.
 It is the fourth "Metal Gear" game written and directed by Hideo Kojima and serves as the direct sequel to the original "Metal Gear Solid".
 An expanded edition, titled Metal Gear Solid 2: Substance, was released the following year for Xbox and Microsoft Windows in addition to the PlayStation 2.
Metal Gear: Ghost Babel (Japanese: メタルギア ゴーストバベル , Hepburn: Metaru Gia: Gōsuto Baberu ) , released in Western territories under the title of Metal Gear Solid, is a 2D stealth action game produced by Konami that was released for the Game Boy Color in 2000 .
 "Ghost Babel" was produced by Konami Computer Entertainment Japan after they were commissioned by Konami's European branch to develop a portable adaptation of their 1998 PlayStation game "Metal Gear Solid".
 The game is not part of the mainline "Metal Gear" series, but rather it is set in an alternate continuity seven years after the events of the original "Metal Gear".
Solid Snake is the main hero and the primary protagonist of the "Metal Gear" main series.
 A former Green Beret and a highly skilled special operations soldier engaged in solo stealth and espionage missions, he is often tasked with destroying models of the bipedal nuclear weapon-armed mecha known as Metal Gear.
 Controlled by the player, he must act alone, supported via radio by commanding officers and specialists.
 While his first appearances in the original "Metal Gear" games were references to Hollywood films, the "Metal Gear Solid" series has given a consistent design by artist Yoji Shinkawa alongside an established personality.
 The character has been well received by critics.
Raiden (Japanese: 雷電 ) , real name Jack (ジャック , Jakku ) , is a fictional character and protagonist from Konami's "Metal Gear" series.
 Created by Hideo Kojima and designed by Yoji Shinkawa, Raiden was introduced in the series as the main player character of 2001 stealth game "".
 In "Metal Gear Solid 2", he appears to be a member of the U.S. special operations unit FOXHOUND, participating in his first mission.
 Despite coming across as rookie, he is a young soldier who is later revealed to have been a Liberian child soldier.
 Raiden reappears as a supporting character in "".
 He also returns as the main character of the hack and slash game "" dealing both with his past and his present life as a combatant.
Metal Gear Solid: Peace Walker is an action-adventure stealth video game developed by Kojima Productions and published by Konami for the PlayStation Portable in 2010.
 It is the seventh "Metal Gear" game written, directed, and designed by Hideo Kojima, as well as the second action-based "Metal Gear" title made specifically for the PSP, following ""; it was later released for the PlayStation 3 and Xbox 360 as part of the "Metal Gear Solid HD Collection" in North America and Europe and as a stand-alone retail release in Japan.
 This is the first title in the series to alter the traditional tagline "Tactical Espionage Action" to "Tactical Espionage Operations", referring to the base building and mission mechanics of the game.
Metal Gear Solid is an action-adventure stealth video game produced by Konami Computer Entertainment Japan and released for the PlayStation in 1998.
 The game was directed, produced, and co-written by series creator Hideo Kojima, and serves as a sequel to the MSX2 video games "Metal Gear" and "", which Kojima also wrote and directed.
Metal Gear 2: Solid Snake is an overhead action-adventure stealth video game, taglined as a "Tactical Espionage Game", that was originally released by Konami in 1990 for the MSX2 computer platform.
 The game was designed and written by Hideo Kojima, who also designed the MSX2 version of the original "Metal Gear".
 Due to the declining support for the MSX platform by the time of its production, "Metal Gear 2" was initially released only in Japan - instead an earlier produced NES game titled "Snake's Revenge" served as the "Metal Gear" sequel in North America and Europe.
 However, Kojima would continue the series years later with "Metal Gear Solid", which follows "Metal Gear 2" and features an in-game plot summary of its events.
 An English version of "Metal Gear 2" has since been included in certain releases of "" for the PlayStation 2, as well its "" released for PlayStation 3, Xbox 360 and PlayStation Vita.
 The game was also re-released in Japan as a digital download for mobile phones and the Wii Virtual Console.
Sniper Wolf (Japanese: スナイパー・ウルフ , Hepburn: Sunaipā Urufu' ) is a fictional character from Konami's "Metal Gear" series.
 Created by Hideo Kojima and designed by Yoji Shinkawa, she appears in the 1998 stealth game "Metal Gear Solid" (as well as its 2004 remake, "") as one of the game bosses opposing the protagonist Solid Snake and his ally Meryl Silverburgh.