Video game clone grouped as "Myst clones". Some video game genres are founded by archetypal games of which all subsequent similar games are considered derivatives; notably, early first-person shooters were often called ""Doom" clones", while the success of the open-world formula in "Grand Theft Auto" led to the genre of GTA clones. The genre of endless runners is based on the success and simplicity of the game "Canabalt". In these cases, games that are "clones" of another are generally not implied to have committed any intellectual property infractions, and otherwise considered legally acceptable practices, although calling such games clones is generally considered derogatory.
Infinity (video game series) company Cyberfront, which finished development of the fourth game and developed a fifth. The series consists of five video games. In Japan, the series has been published by KID, Success, and Cyberfront. In North America, the second game was localized and published by Hirameki International; this is the only game in the series to have been released in English. Other media based on the series has been made. "Ever 17" has been adapted into a manga, and "Remember 11" has received a novelization in two parts. A promotional mobile game based on "Code_18" was published prior to the release of