The undead never stop coming… but neither do you!
Mow down relentless hordes of zombies with wild weapons, devastating skills, and game breaking synergies in this fast-paced bullet heaven survival game crafted by a solo dev. Whether playing alone or teaming up in couch co-op, every run is chaotic, challenging, and full of surprises.
10 Survivors - 60 Skins
Choose from 10 unique heroes and collect over 60 skins to customize your survivor.
60+ Skills
Customize every run based on your game style, you can find anything you want! from critical chance builds, to lifesteal, summoning and more! Combine 28+ passive skills with powerful synergies to create game-breaking builds and unleash carnage your own way. Every run is different!
2 Players Couch Co-op Chaos
Double the firepower, double the mayhem! Team up in local couch co-op and fight side by side in the ultimate test of survival. Work together to create devastating builds, cover each other’s backs, and see if you can outlast the swarm!
5 Unique Scenarios
Five unique scenarios with their own mechanics, a gripping story on surviving the apocalypse.
30 Collectibles
Uncover 30 unique collectibles that reveal the events leading up to and during the apocalypse. Each one adds a piece to the puzzle of what really happened.
The Enemies
Face relentless hordes of Zs, but beware the Alpha Zs:
Sneaky – Silent but deadly.
Fatty – Slow, but explosive!
Fast – Quick and relentless.
Tanky – Tough and hard to take down.
Goliath – A force of nature that few can defeat.
This is just the beginning. As a passionate solo developer, I’m committed to delivering frequent updates with new heroes, weapons, skills, enemies, modes, and more, all based on your feedback! let's grow together!

macOS Warning: If you see a compatibility notice, the game still runs on macOS 10.15+ but is not notarized. You may need to allow the app manually in System Preferences → Security & Privacy.
New Content
Added 7 new melee weapons to expand build variety and close-range playstyles.
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Gameplay Improvements
Reworked the XP and level-up curve to feel smoother and more rewarding.
[/*]Adjusted Zombie spawn rate now scales properly with each wave for better tension and pacing.
[/*]Improved fire-rate upgrades, now capped and controlled to avoid unintended extremes.
[/*]Updated Zombie HP curve during runs for more consistent difficulty progression.
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UI & UX
Fixed the Game Over screen layout issues.
[/*]Improved Player UI and overall UX, making information clearer and easier to read during hectic runs.
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Economy Adjustments
Decreased the base price of upgrades, making progression more accessible.
[/*]Improved EVO point acquisition, making evolutions smoother and more achievable.
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Thank you for playing and supporting the project, every update is getting us closer to the full vision of ZK1L4.\n\nAs always, keep the feedback coming, and happy surviving!
Minimum Setup
- OS: Linux distribution released after 2016
- Processor: Intel Core 2 Duo E8200. AMD Athlon XE BE-2300. Raspberry Pi 4Memory: 2 GB RAM
- Memory: 2 GB RAM
- Graphics: Intel HD Graphics 5500 (Broadwell). AMD Radeon R5 Graphics (Kaveri)
- Storage: 1 GB available space
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