Ace Combat 3D - Cross Rumble (Japan), エースコンバット3D クロスランブル, is a flight action game developed by Namco Bandai Games Inc. for the Nintendo 3DS platform. The game is set in the fictional world of Strangereal, where players take control of a fighter jet and engage in air battles against enemy forces. The game features a wide variety of missions that take place in different environments, including cities, deserts, and oceans. Players can customize their jets with a variety of weapons and upgrades, and can choose from a variety of aircraft, including the F-22 Raptor and the F-15 Eagle. The game also features an online multiplayer mode, where up to four players can compete in dogfights and team battles. Ace Combat 3D - Cross Rumble is an exciting and fast-paced game that will challenge even the most experienced players.