Metal Slug Gaiden: Allen's Battle Chronicles

Metal Slug Gaiden: Allen's Battle Chronicles (メタルスラッグ外伝～Allen's Battle Chronicles～) is a run and gun mobile game released by SNK for the Japanese imode. The title is a spin-off of the Metal Slug series and players pave their way through Morden's army and the Peregrine Falcon squad as Allen O'Neil. The goal is to save General Morden from the game's final boss, Marco Rossi. The game has six stages from the Metal Slug games and has three difficulty modes (Easy, Normal, Hard) for the players. They can also post their scores on-line and compete for the highest score.