S.O.N.A.R.

The submarine features nine critical operating stations that require coordinated crew management.

The helm and diving stations control submarine movement, heading, and depth.

The sonar station detects and identifies underwater contacts, including potential enemy vessels.

The weapons station handles torpedo operations and can deploy decoys against incoming torpedoes.

Engineering and damage-control duties include maintaining submarine systems and responding to equipment failures, fires, and leaks.

Hull damage can cause water leaks that require emergency repairs and damage-control coordination.

Submarine fires create emergencies that crew members must address to prevent catastrophic failures.

Ballast tank operations are part of the submarine's diving and emergency control systems.

Air supply and submarine systems require attention during emergencies, particularly when fires and other failures occur.

Food, rest, and overall well-being affect crew conditions, with exhaustion, seasickness, and delirium among the potential consequences of neglect.

Explore a large underwater world featuring hidden dangers, discoveries, and long-term survival gameplay for crews of one to six players.

Discover harbor outposts where players can purchase food, medical supplies, weapons, and other essential resources.

Visit ports to purchase submarine upgrades that improve your vessel during survival mode.

Search the ocean floor for sunken treasure and recover valuable items during exploration.

Earn money through encounters with enemy vessels and treasure recovery.

Manage food, rest, and medical resources while navigating the dangers of the open ocean.

The full release features 39 cooperative missions covering different underwater objectives.

Locate hostile vessels using sonar and coordinate weapons systems to destroy enemy targets.

Protect valuable cargo ships from hostile forces while coordinating navigation and defensive operations.

Navigate dangerous waters and avoid detection by enemy destroyers using careful movement and noise management.

Search the seabed for lost riches and forgotten artifacts using submarine detection and exploration systems.

Complete mission-specific objectives and track performance through the game's mission leaderboards.

Cooperative missions and open-world survival support crews of one to six players operating a submarine together.

Team Deathmatch supports battles between two submarines with teams of up to six players each.

The game features eight maps designed for competitive submarine-versus-submarine encounters.

Proximity voice chat allows nearby crew members to communicate during navigation, combat, and emergencies.

The submarine's communication systems include an intercom for coordinating crew activities.

Steam leaderboards support competitive performance tracking, including mission results.