CDO2

Take on a dungeon and defeat the incoming Heroes!

You are now the Chief Dungeon Officer (CDO)!

Your sole mission is to keep your dungeon operational for as long as possible.

Command the Demon King and deploy monsters to fend off the relentless hero hordes!

ㆍOver 90 Unique Monsters

Monsters with distinct attributes based on their type, race, and role!

Summon the right monsters to maximize their attribute synergies!

ㆍStrategic Items & Equipment

More than 80 pieces of equipment for individual monsters to wear.

Over 30 kinds of Totems to place in each dungeon room.

More than 90 Relics that provide effects across your entire dungeon!

Select the optimal items to complement your strategy!

ㆍDynamic Random Events

Experience over 100 story-driven events!

Review upcoming events and devise the best tactical approach!

ㆍA Dungeon's Fate Hangs in the Balance

Invest in long-term research projects,

Utilize Goblin Bandits and raids to supplement scarce resources,

Have your Demon King consume monsters to boost his stats,

Make critical decisions and witness their impact in battle!

ㆍPermanent Secondary Attributes

Unlock powerful advantages as you level up your secondary attributes.

Acquire as many as you can through gameplay!

ㆍPush Beyond Your Limits!

Survive 50 years to complete the game, then continue in the higher-difficulty Challenge Mode!

Penalties stack as the difficulty rises.

Test your personal strategy under extreme conditions!

ㆍWeek-Long Competitive Mode

A competitive mode where you vie against other players without a set end goal.

Rankings reset and rewards are distributed every Monday.

Showcase your skills under new weekly conditions!

*The game may not function correctly on PC app players. We recommend playing on mobile devices where possible.

What's New in the Latest Version 02.27.03

Last updated on Nov 6, 2024

CDO2: Dungeon Defense ver 02.27.03
- Bug Fixes & General Improvements

CDO2: Dungeon Defense ver 02.27.02
- Bug Fixes

CDO2: Dungeon Defense ver 02.27.01
- General Improvements

Please see the in-game patch notes for details.