FULL METAL COFFIN
FULL METAL COFFIN is a 3D co-op submarine simulator. Crew your vessel with up to 4 players.
94%of 162 Steam reviews— Very Positive94% of 162 Steam reviews are positive — Very Positive
Details
- Developer
- Titanite, Mantle Array, Xenith
- Publisher
- Titanite, Mantle Array, Xenith
- Released
- Jun 24, 2026
- Price
- $4.99
- Platform
- PC
About this game

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
Similar games
Ranked by shared tags, then by score.
- 0
Sub Optimal Co.
It's simple.
- 0
Barotrauma
Barotrauma is a 2D co-op submarine simulator – in space…
- 0
SHARKS
Become a shark and rule a living, physics-driven ocean!
- 0
Subnautica 2
Subnautica 2 is an underwater survival adventure set on an…
- 0
One Man's Trash: Pawn Shop After Dark
You have until sundown to hit your quota.