What is Royal Defense: Invisible Threat PC?

More levels for the fantasy tower defense game. This page focuses specifically on the PC (Windows) version of the game, including prices, regions, activation methods and compatible storefronts.

How can I find the best price for Royal Defense: Invisible Threat PC?

We track live prices for Royal Defense: Invisible Threat PC from official retailers and trusted third-party marketplaces. Use the country, platform and service filters below to compare offers side by side and quickly spot the cheapest key that works in your region.

How do I redeem a Royal Defense: Invisible Threat PC game key?

After you buy a Royal Defense: Invisible Threat PC game key, you'll receive a secure digital code (often called a CD key or activation key). Redeem it through the correct platform client — for example Steam, PlayStation, Xbox or another supported launcher — and the game will be added to your library for download. Always double-check platform and region compatibility before you purchase to avoid activation issues.

About Royal Defense: Invisible Threat PC

More levels for the fantasy tower defense game.

Game details

Publisher	8FLOOR, 4HIT
Developer	Creobit
Genre	Puzzle, Strategy, Indie, Shooter
Game mode	single-player
Theme	Historical, Fantasy, Kids
Platforms	iOS, PC (Windows), PlayStation Vita, PlayStation 4, Xbox One