Dungeon & Fighter

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
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.

Dungeon Fighter Live: Fall of Hendon Myre
Dungeon Fighter Live: Fall of Hendon Myre was the first spin-off in the series and was released exclusively for the Xbox 360 on July 13, 2012, for the Xbox Live Arcade. The game offered the same gameplay as the original but with some added graphical upgrades to the sprites. It featured online co-op with up to 4 players who could drop in and drop out. The game had 3 playable classes. The game was delisted and removed from the Xbox Live Arcade marketplace in 2015.

Dungeon & Fighter: Spirit
Dungeon & Fighter: Spirit was the first mobile release of the series released in Korea in 2016. The game followed the same formula as the original with the game being a side-scrolling beat 'em up game but unlike the original game, Dungeon & Fighter: Spirit utilized 3D graphics instead of 2D sprites for the character models while much of the background was still in 2D. Shortly after its release, the game was shutdown in 2017 in favor of releasing another mobile game in the series. There were plans to launch the game in Japan as Arad Senki Mobile but these were cancelled with the shutdown of the Korean version.

Dungeon & Fighter Mobile
Dungeon & Fighter Mobile is the second mobile entry in the series released on March 24, 2022. Just like previous games, it features the same side-scrolling gameplay but with the same 2D sprite graphics as previous entries. This game serves as a replacement for the previous entry, Dungeon & Fighter: Spirit.

DNF Duel
DNF Duel is a 2.5D fighting game co-developed by Arc System Works, Eighting, and Neople, and published by Nexon. The game was released on Windows, PlayStation 4, and PlayStation 5 on June 28, 2022, and Nintendo Switch on 28 April 2023. Two open betas for PlayStation platforms were hosted prior to release; the first from December 17 to December 20, 2021, and the second from April 1 to April 4, 2022.

Arad Chronicle: Khazan
In 2018, Nexon announced "Project BBQ", the working title for a 3D Dungeon Fighter Online video game. A gameplay video was revealed that December, demonstrating fast 3D action combat. A second trailer for "Project BBQ" was released in December 2020. The game was revealed with the full title Arad Chronicle: Khazan with a trailer at G-Star 2022.

Overkill
In April 2021, the upcoming Dungeon Fighter Overkill, also known as Dungeon & Fighter Overkill, was announced. The gameplay uses a 2.5D perspective and runs on the Unreal Engine 4.

Anime
An anime adaption of the game, titled as Slap-up Party: Arad Senki (スラップアップパーティ −アラド戦記−), was produced by Gonzo and GK Entertainment and directed by Takahiro Ikezoe. The anime premiered on TV Tokyo on April 3, 2009, and ran for 26 episodes. It is loosely based on material from the official webcomic, The Vagrants in Arad (Korean: 아라드의 방랑파티, Japanese: アラドの放浪パーティー, lit. The Wandering Party of Arad), and features several of the same characters.

A new anime adaptation titled "Reversal of Fate S2" was produced by Liden Films, directed by Noriyuki Abe, and written by Mayori Sekijima and Aoi Akashiro. The series was set to premiere in 2019, but was delayed until its premiere on April 23, 2020.

Main voice cast:
 * Takashi Kondō as Baron Abel
 * Sakura Nogawa as Ryunmei Ranka
 * Kenichi Suzumura as Capensis
 * Ayumi Tsuji as Ixia Jun
 * Takaya Kuroda as Jeda Raxpa
 * Ryōtarō Okiayu as Irbek
 * Rie Tanaka as Hiria
 * Mitsuo Iwata as Harsen
 * Akeno Watanabe as Roxy
 * Shiro Tsubuyaki as Willy

The first opening theme of the anime, "Party Play" by Sakura Nogawa, and the ending theme "Hateshinai Sekai" (果てしない世界) by YMCK were used from episodes 1 to 13. From episodes 14 to 26, "Sokujin no Pandora" (塞塵のパンドラ) by Sakura Nogawa was the opening theme while "LEVEL∞" by Akiko Hasegawa became the ending theme from episodes 14 to 25.

Donghua
A donghua directed by Masahiro Hosoda and animated by Dangun Pictures premiered in 2017.

Manga
A manga based on the game titled Arad Senki: Slap-up Party (アラド戦記 −スラップアップパーティ−), written and illustrated by Kiku Ueda, premiered on May 30, 2009, in the June issue of Gentosha's Monthly Comic Birz magazine.