Download and play Royal Defense - Invisible Threat
Royal Defense - Invisible Threat  
Simulation & Strategy

Trolls! The trolls are here! Seek shelter in the fortress!

The trolls are here to raid your lands! Quickly, defend your fortress! Build towers, earn money, collect crystals and upgrade your spells – this enemy shall not pass! Repel the terrible monsters before they destroy your realm!

Royal Defense - Invisible Threat is a Tower Defense game for PC, mobile and other platforms. You will have to keep a great many different monsters out of your kingdom, each with their own unique powers.

Royal Defense - Invisible Threat is a TD game that will really require a lot of strategic thinking, especially if you are playing in Hard mode. To meet this challenge, you have a wide range of structures and magic spells at your disposal.

Use your gold and various resources wisely. The strategic challenges make this a great Tower Defense game that you will return to again and again.

  • 40 progressively challenging levels
  • 2 unique game settings
  • 17 kinds of creatures
  • 12 kinds of upgradeable towers and structures
  • Extensive magic system
  • In-game store for various upgrades.
  • Fascinating gameplay
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Download and play Royal Defense - Invisible ThreatDownload and play Royal Defense - Invisible ThreatDownload and play Royal Defense - Invisible Threat

Available for
PC Mac
Online
Mobile