Set after the events of Contra III: Alien Wars, the game follows mercenaries Bill Rizer and Lance Bean as they battle to save the world from a new extraterrestrial threat. Contra 4 takes advantage of the dual screens of the Nintendo DS to deliver larger than life action, with massive enemies, detailed platform gaming and mind-blowing set pieces. Using a variety of upgradable weapons, take the fight to the alien army of the Black Viper and reclaim Earth for Mankind in single-player or 2 player co-op mode

• Fast paced 2D side-scrolling action from the franchise that defined the genre
• Collect multiple power-ups to create new and explosive weapon combinations
• Unique dual-screen presentation allows for frantic action and massive boss encounters
• New grappling hook accessory lets you access hard to reach areas and dodge enemies
• 2-player cooperative action lets you take on the enemy with twice the firepower