Dungeon & Fighter sometimes abbreviated to DNF is a series of video games created by Neople a subsidiary of Nexon. While early games were only developed and published by Neople Nexon began to publish other entries in the series as well as outsource the development to other companies. Dungeon & Fighter the first game in the series was released for Microsoft Windows on August 10 2005. The game is an online multiplayer side-scrolling beat 'em up that features multiple classes to choose from. The game underwent a name changed when it was localized to other markets. In Japan the game was renamed to Arad Senki while in the west it was titled Dungeon Fighter Online.