Silent Hunter 4 (UK) Hollywood Blockbuster Experience: Lifelike graphics and spectacular audio/visual effects offer an incredibly immersive gaming experience. Innovative Crew Evolution: Earn upgrades and experience to help create the most effective naval force in the Pacific Theater. Immersive Single-Player Gameplay: Diverse mission objectives and events on more than 15 maps combined with unique rewards make each campaign a unique experience. Addictive New Online Adversarial Mode: Join forces with up to eight friends via LAN or four via Internet in either cooperative or adversarial gameplay modes. Scripted and generated mission types allow for epic online battles and unlimited replayability.