Question: Realms of Arkania: Blade of Destiny is a role-playing video game based on a pen & paper game created by who?

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Role-playing video game: A role-playing video game (commonly referred to as role-playing game or RPG, as well as computer role-playing game or CRPG) is a video game genre where the player controls the actions of a character (and/or several party members) immersed in some well-defined world.  Many role-playing video games have origins in tabletop role-playing games (Including "Dungeons & Dragons") and use much of the same , settings and game mechanics.  Other major similarities with pen-and-paper games include developed story-telling and narrative elements, player character development, complexity, as well as replayability and immersion.  The electronic medium removes the necessity for a gamemaster and increases combat resolution speed.  RPGs have evolved from simple text-based console-window games into visually rich 3D experiences.

Final Fantasy Legend II: Final Fantasy Legend II, originally released in Japan as Sa・Ga2: Hihō Densetsu (Sa・Ga2 秘宝伝説 , Sa・Ga2 ~ The Treasure Legend ) , is a role-playing video game developed by Square Co. for the Game Boy handheld console as the second game of their "SaGa" series.  Initially released in December 1990 for Japanese audiences, the game was translated and released in North America in November 1991 by Square America Co, and again in 1998 by Sunsoft.  Like its predecessor, the English version was re-branded as a "Final Fantasy" title due to the series' popularity in the Western territories.  The game's development was headed by lead designer Akitoshi Kawazu, who had worked on the previous title, with a music staff consisting of Kenji Ito and Nobuo Uematsu.  In 2009, an enhanced remake of the game was announced for the Nintendo DS titled SaGa 2 Hihō Densetsu: Goddess of Destiny (サガ2秘宝伝説 GODDESS OF DESTINY , SaGa2 The Treasure Legend ~ Goddess of Destiny ) , featuring three-dimensional graphics, new story elements, and an arranged soundtrack.

Realms of Arkania: Blade of Destiny: Realms of Arkania: Blade of Destiny is a role-playing video game developed by Attic Entertainment Software.  It was the first game based on the German pen & paper RPG system "The Dark Eye" by Fantasy Productions.  The original German version of the game (German title: "Das Schwarze Auge: Die Schicksalsklinge") was released in 1992.  Due to its success it was translated to English and released by Sir-Tech in 1993.

Forgotten Realms: Forgotten Realms is a campaign setting for the "Dungeons & Dragons" ("D&D") fantasy role-playing game.  Commonly referred to by players and game designers alike as "The Realms", it was created by game designer Ed Greenwood around 1967 as a setting for his childhood stories.  Several years later, Greenwood brought the setting to the "D&D" game as a series of magazine articles, and the first Realms game products were released in 1987.  Role-playing game products have been produced for the setting ever since, as have various licensed products including sword and sorcery novels, role-playing video game adaptations (including the first massively multiplayer online role-playing game to use graphics), and comic books.  The Forgotten Realms is one of the most popular "D&D" settings, largely due to the success of novels by authors such as R. A. Salvatore and numerous role-playing video games, including "Pool of Radiance" (1988), "Eye of the Beholder" (1991), "Baldur's Gate" (1998), "Icewind Dale" (2000) and "Neverwinter Nights" (2002).

Dragon Ball Xenoverse: Dragon Ball Xenoverse (officially abbreviated as Dragon Ball XV) is a fighting role-playing video game based on the "Dragon Ball" media franchise developed by Dimps and published by Bandai Namco Games.  It was released in February 2015 for PlayStation 3, PlayStation 4, Xbox 360, Xbox One, and Microsoft Windows.  It was the first "Dragon Ball" video game released on eighth generation video game consoles and the last "Dragon Ball" video game released on seventh generation consoles.  On May 17, 2016, a sequel, "Dragon Ball Xenoverse 2", was confirmed.

Realms of Arkania: Shadows over Riva: Realms of Arkania: Shadows over Riva (German title: "Das Schwarze Auge: Schatten über Riva," translated as ""The Dark Eye: Shadow above Riva"") is a role-playing video game based on the German role-playing game system Das Schwarze Auge by Attic Entertainment Software.  It is a sequel to "" and "".  The original German version of the game was published by TopWare Interactive in 1996.  Sir-Tech released the English version in 1997.

The Dark Eye: The Dark Eye is a German role-playing game created by Ulrich Kiesow and launched by Schmidt Spiel & Freizeit GmbH and Droemer Knaur Verlag in 1984.

Neverwinter Nights 2: Mask of the Betrayer: Neverwinter Nights 2: Mask of the Betrayer is a role-playing video game developed by Obsidian Entertainment and published by Atari.  It is an expansion pack for "Neverwinter Nights 2".  It was released in Autumn 2007 for the PC in North America, Europe, and Australia.  Like the first game, "Mask of the Betrayer" is set in the Forgotten Realms campaign setting of the paper and pencil role-playing game "Dungeons & Dragons" and employs the 3.5 edition rules.

Menzoberranzan (video game): Menzoberranzan is a 1994 role-playing video game created by Strategic Simulations and DreamForge Intertainment.  "Menzoberranzan" uses the same game engine as SSI's previous game, "" (1994), and is set in the "Advanced Dungeons & Dragons" Forgotten Realms campaign setting.

Neverwinter Nights 2: Neverwinter Nights 2 is a role-playing video game developed by Obsidian Entertainment and published by Atari, Inc. It is the sequel to BioWare's "Neverwinter Nights", based on the "Dungeons & Dragons" pencil and paper fantasy role-playing game.  "Neverwinter Nights 2" utilizes an adaptation of the "Dungeons & Dragons" 3.5 edition rules.  Players create player characters to represent themselves in the game, using the same character creation rules as found in the "Dungeons & Dragons" game.  They may gain the assistance of additional party members, and they eventually acquire a keep that can be used as a base of operations.  "Neverwinter Nights 2" is set in the Forgotten Realms campaign setting—in and around the city of Neverwinter.  The story is mostly unrelated to "Neverwinter Nights" and follows the journey of an orphaned adventurer investigating a group of mysterious artifacts known as "silver shards" and their connection to an ancient, evil spirit known as the King of Shadows.

Supporting paragraphs: Realms of Arkania: Blade of Destiny The Dark Eye
Answer: Ulrich Kiesow