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Zombie Killer - Overkill Protocol

Zombie Killer - Overkill Protocol

Mayank Singh · The Singh Studios · Nov 28, 2025
Action Strategy Free To Play
Player data unavailable
—
Player data unavailable
0
All-time peak
n/a
Δ 24h
A player-count observation is not currently available.

Zombie Killer - Overkill Protocol - Steam Charts & Historical Stats

A paid expansion for the free Zombie Killer base game. Explore historical player activity and pricing for Zombie Killer - Overkill Protocol. A current player-count observation is unavailable.

Genre
Action
Developer
Mayank Singh

Zombie Killer - Overkill Protocol player count and price summary

Current players
Unavailable
All-time peak
Unavailable
24-hour player change
Unavailable
Current US price
Price unavailable

No current player-count observation is available; unavailable values are not estimated.

Player count

System Requirements

Platform Support
Windows
Windows Requirements
Minimum:
Minimum:
  • Requires a 64-bit processor and operating system
  • OS: Windows 10
  • Processor: Intel Core i3
  • Memory: 4 GB RAM
  • Graphics: NVIDIA GTX 660
  • Storage: 2 GB available space
Recommended:
Recommended:
  • Requires a 64-bit processor and operating system
Pricing
Paid Game
$6.99 (USD)

Additional Information

Categories
Single-player Multi-player PvP Co-op Online Co-op Downloadable Content Family Sharing
Supported Languages
English*
*languages with full audio support
Official Website
https://thesinghstudios.com/

Current Pricing

💰
$6.99
Regular Price

Additional Information

🇩🇪 USK Rating
12
German rating
🇧🇷 DEJUS Rating
10
Brazilian rating
🇩🇪 Steam Germany
16
German classification
🆘 Support
⚠️ Content Warning
Zombie Killer - Overkill Protocol contains mature themes including intense violence, graphic depictions of combat, and zombie dismemberment. The game features strong horror elements, blood, and gore typical of zombie shooter games. Players should expect realistic violent acts, bodily injury, and dark atmospheric settings suitable for adult audiences. This DLC does not feature sexual acts, sexual assault/non-consensual sex, BDSM, drug/alcohol abuse, or self-harm.
🎁 Purchase Options
1
package options

Developer Analytics

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About This Game

A paid expansion for the free Zombie Killer base game. Battle through Tokyo, northern India, and Brazil, drive vehicles to smash zombie hordes, and unleash a cute robot companion that fights by your side.

Detailed Description

Zombie Killer – Overkill Protocol is a paid expansion for the free-to-play base game Zombie Killer. This content requires the base game Zombie Killer on Steam in order to play.

Travel beyond Zombie Island with new battlegrounds, new ways to move, and a powerful ally watching your back.

Fight through three extra levels: neon-soaked Tokyo streets, foggy hill roads in northern India, and the dense neighborhoods of Brazil, each with its own atmosphere and combat flow.

Jump into the new vehicle system and drive on Indian roads, weaving through abandoned cars and smashing through zombie hordes to rack up kills faster than ever.

Unlock a new companion: a cute combat robot that automatically targets and kills zombies around you, giving cover fire while you reload, reposition, or focus on objectives.

Keep pushing your high score and survival time as you combine vehicles, weapons, and your robotic partner to dominate the Hall of Fame.

Frequently Asked Questions

Is Zombie Killer - Overkill Protocol free to play?
Yes, Zombie Killer - Overkill Protocol is free to play on Steam.
What genre is Zombie Killer - Overkill Protocol?
Zombie Killer - Overkill Protocol is a Action, Strategy, Free To Play game.
Who developed Zombie Killer - Overkill Protocol?
Zombie Killer - Overkill Protocol was developed by Mayank Singh and published by The Singh Studios.
What platforms does Zombie Killer - Overkill Protocol support?
Available on Steam for Windows.