Run or Rot: ZK1L4

The undead never stop coming… but neither do you!
ZK1L4 is a Left 4 Dead–style roguelike survival shooter where every run tells a different story. Fight through five handcrafted apocalypse scenarios, unlock devastating skills, and push forward toward a final escape… or die trying.
Fast, brutal, and endlessly replayable: ZK1L4 blends cinematic zombie survival with roguelike progression and chaos. Think Left 4 Dead meets a bullet-heaven roguelite.
8 Survivors
Choose from 8 unique survivors.
60+ Skills
Stack 60+ active and passive skills to create broken, beautiful chaos:
Critical hit builds

Lifesteal monsters

Summoners

Explosive on-hit effects

Run-defining synergies

Your choices matter. Your build defines how you survive.
2 Players Couch Co-op Chaos
Bring a friend, you’ll need them.
Fight side by side in local 2-player co-op, combining builds, saving each other from the swarm, and turning desperate runs into heroic escapes.
5 Unique Scenarios
Each map is a chapter in the apocalypse:
Unique layouts

Unique mechanics

A clear narrative goal

You’re not just surviving! you’re moving through a collapsing world toward the truth behind the outbreak.
30 Collectibles
Discover 30 lore collectibles scattered across the world.
Each one reveals what happened before and during the zombie apocalypse: survivors, experiments, betrayals, and the price of failure.
The Enemies
The swarm is endless… but not all zombies are equal.
Face terrifying enemy types:
Sneaky – Silent, deadly

Fatty – Slow, but explosive

Fast – Relentless hunters

Tanky – Brutal damage sponges

Goliath – A walking apocalypse

And now… a new threat:
The Golden Sir
A rare elite enemy that drops powerful rewards if you can take it down.
High risk. High reward. Total chaos.