Hot on the heels of its success with Kart Rider Rush, Nexon has brought another one of its free-to-play MMO titles to iOS. Dungeon Fighter Online is one of the most popular titles in the lineup, save for another game called MapleStory. Dungeon Fighter Online is a free-to-play 2D action RPG that came to North America on the PC last year, and now it's out on the iPhone as Dungeon Fighter Slayer Edition, a version that seems to be a more offline-centric setup of the popular MMORPG. Just like the original game, the action is in 2D and fast and furious, but this version costs US$4.99 outright. While there is
