Countryballs – World War 3 SellUnitySourceCode

Countryballs – Zombie Attack throws you into a world overrun by the undead, where the fate of humanity depends on global alliances and smart battlefield strategy. Choose your nation, build a powerful army, and defend against relentless zombie waves using tactical troop placement and merging mechanics.

This project is easy to reskin, monetized, and ready for cross-platform deployment on Android and iOS.

🎮 Gameplay Overview

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  Select your country flag and represent your nation

  
  


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  Spawn different troop types using coins or rewarded ads

  
  


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  Drag and drop units to create better strategic positions

  
  


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  Merge identical troops to increase damage and health

  
  


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  Fight multiple types of zombies using melee and ranged attacks

  
  

🌟 Key Features

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  Easy to reskin and customize

  
  


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  Unity Ads & AdMob integrated

  
  


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  Rewarded video ads for free coins and troop spawning

  
  


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  Spawn 4 different troop types

  
  


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  Troop merge system for stronger units

  
  


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  Drag-and-drop troop placement

  
  


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  Multiple zombie types (melee & gun-based)

  
  


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  5 playable levels

  
  


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  Cross-platform support (Android & iOS)

  
  


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  Documentation included