"Through the time-space portal, demons have reached the world of the past. The human kingdom remained unaware that the invasion had begun. The demons began to ally with the aggressive orcs and recruited the fierce monsters.
The young heroes of the human kingdom began to notice the existence of these enemies. Now, it's up to you, commander, to lead us in the fight against the demons. Come and build your defenses to stop the invasion.
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*Various defense towers with powerful skills
*Special talent skills that can crush enemies easily
*Free combination of formations that allow various strategies
*Various achievements that are waiting to be collected
*Epic story plus a smooth fighting experience
*Easy, Hell and Quest modes that await challengers"

// Option A // 5e7015

To Castle Defense : Invasion mod from happymod.completedownload.net.
You need enable the option "Unknown Sources".
1. Click on the above link to Castle Defense : Invasion mod APK.
2. Save the file in your device s folder.
3. Now tap on Install and wait for the installation to finish.
4. Once it is done, open the game and start playing it right away.

// Option B // 5s5x38

To Castle Defense : Invasion from HappyMod APP, you can follow this:
1. Open your browser and the HappyMod APK file from happymod.completedownload.net - the only official website of HappyMod.
2. Open Android Settings and go into Privacy or Security.
3. Tap the option to Allow Unknown Sources and enable it.
4. Go to your Android s and tap the APK file.
5. Follow the directions on the screen to install it.
6. Search Castle Defense : Invasion in HappyMod App.