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FULL METAL COFFIN is a 3D co-op submarine simulator. Crew your vessel with up to 4 players. Load the torpedoes, dodge incoming fire, and eliminate the enemy.
Price history tracked since Jul 7, 2026 · vs all tracked offers.
Based solely on tracked price history — not purchase advice.
Tracked since Jul 7, 2026.
Steam Social Deduction Fest ends
A 3D co-op submarine simulator with up to 4 players, where you fight for control below the Antarctic. Taking place in flooded caverns deep below, you and your CREW will be tasked with operating a submarine to eliminate outposts, and defend against waves of enemies. Your vessel is specialty built using the latest in material science, to withstand the unique conditions posed by this new environment
Unlock new interesting torpedo types, and deploy them in combat. Load them immediately, or store them for future use. Planning and forethought are essential to a decisive victory against all enemies in the frontier
Good coordination and communication are heavily rewarded. Work together with friends to operate your vessel smoothly. Form a command structure, or naturally fill in where needed. Ensure steady operation of your submarine, and dominate the enemy
Operate a 3D submarine interior with up to 4 players
In depth sonar & hydrophone mechanics. Listen for your enemies, and bounce sonar pings off walls to gain advanced vision of the caverns
Craft unique torpedo types, for different situations
Forethought and communication are heavily rewarded. Pick your engagements wisely
Right now the cheapest offer for FULL METAL COFFIN is CA$5.99 at Steam. KingsPrice compares 1 offers from 1 stores — official stores and keyshops — and refreshes prices throughout the day.
The lowest price KingsPrice has tracked for FULL METAL COFFIN is CA$4.79 (recorded on Jul 7, 2026). This covers the stores and period we monitor — set a price alert to catch the next drop to that level.
Create a free price alert on this page and KingsPrice will email you when FULL METAL COFFIN drops below your chosen price. The biggest discounts usually appear during seasonal Steam sales and publisher promotions — the sale calendar on this page shows the next confirmed event.
