Chaos Defense Merge Battle

Contains adsIn-app purchases
1L+
Downloads
Content rating
Everyone
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About this game

The first official mobile game licensed by CHAOS.
The legendary heroes of Chaos Online have returned.
Enjoy the thrilling combination of real-time 1v1 PvP, strategic co-op defense, and unpredictable random merges.

This merge game is packed with excitement.
Experience the ultimate real-time 1v1 PvP defense and real-time co-op defense gameplay.
Merge identical units to evolve into stronger tiers and overwhelm your enemies.

Merge your heroes and send them into battle.
Familiar characters, completely new gameplay.
Collect and upgrade heroes in Chaos Random Defense and build your own unique strategy.

The core fun of the game!
Random unit spawns and unpredictable battles
Strategic gameplay through unit combinations
Daily changing event rewards
A game system that’s easy for anyone to enjoy
Updated on
14 Oct 2025

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region and age. The developer provided this information and may update it over time.
This app may share these data types with third parties
Device or other IDs
No data collected
Learn more about how developers declare collection
Data is encrypted in transit
You can request that data be deleted

App support

Phone number
+82267350100
About the developer
주식회사 스타폴게임즈
dev@starfall.co.kr
구로구 디지털로31길 12, 2층 28호(구로동, 넥스트데이) 구로구, 서울특별시 08380 South Korea
+82 2-6735-0100