
Stack Up
A multiplayer tactical shooter focused on realistic weapon handling and special forces tactics. Work with your team, master authentic firearm mechanics, and fight through intense close-quarters combat across multiple game modes.
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About Stack Up
Step into the world of modern special operations combat.
This multiplayer tactical shooter focuses on teamwork, positioning, and weapon mastery, delivering intense firefights inspired by real special forces engagements.
Victory does not belong to the fastest trigger finger alone.
Every encounter rewards players who understand movement, coordination, and the flow of combat.
Authentic Weapon Manipulation
Many shooters simplify or omit real firearm operations for convenience.
This game brings those elements back to deliver a more grounded and authentic experience.
Players must manage actions such as slide manipulation, hammer control, and realistic reload procedures. Mastering these mechanics is not just about efficiency—it reflects the mechanical depth and craftsmanship of real firearms.
Our goal is to capture the true feel, rhythm, and character of handling real weapons, and bring that experience into gameplay.
Real Special Forces Tactics
Survival depends on more than just aim.
The game rewards players who think and move like trained operators.
For example, in tight interiors, using a High Ready stance allows for faster reaction, while in more open spaces, a Low Ready stance provides better visibility and control. These are fundamental principles drawn from real-world tactical practices.
The game also features a hand signal system inspired by real special forces communication, allowing players to coordinate with teammates even without voice chat.
Beyond these examples, many additional details inspired by real tactical environments are built into the game. Some are immediately visible, while others are left for players to discover through experience.
Built With the Community
The game is actively in development and will continue to expand with new maps, modes, and systems.
We believe the best tactical experiences are built together with the community.
Player feedback will play a key role in balancing gameplay, refining mechanics, and shaping future updates.
Game details
Game details
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Game modes
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Stack Up — frequently asked questions
When does Stack Up release?
Steam lists Stack Up as coming soon without a confirmed date yet.
How much will Stack Up cost?
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System requirements
Minimum
- Requires a 64-bit processor and operating system
- OS: Windows10
- Processor: Intel Core i7-9700
- Memory: 8 GB RAM
- Graphics: NVIDA GeForce GTX 1070
- DirectX: Version 12
- Storage: 6 GB available space
Recommended
- Requires a 64-bit processor and operating system
- OS: Windows11
- Processor: Intel Core i7-12700
- Memory: 16 GB RAM
- Graphics: NVIDA GeForce GTX 3080
- DirectX: Version 12
- Storage: 12 GB available space












