Cheapest first · authorized sellers only
Royal Defense: Invisible Threat is currently cheapest at Steam for $1.99. GamerPoint continuously compares prices across 3 authorized stores and always shows the real lowest price.
Price History
Regional prices
Each region's own storefront price for the current best deal — we never convert currencies.
Media
About the Game
The battles haven't stopped raging in the kingdom! Invisible Threat contains three new episodes for true tower defense fans. We've spent more time on balancing the levels for Steam players. We've also added new enemies to diversify the game. You'll need to use new tactics to beat them!
Key Features
• Three new episodes
Wasteland – orcs have hidden amongst sharp and dangerous cliffs.
Fiery Plateau – destroy all the enemies on a burning plateau.
Mystic Valley – defend yourself against mystical creatures in an enchanted forest.
• Four new units, each with its own unique abilities.
Skeleton, Necromancer, Fire Elemental, Nature Elemental.
• Four new achievements. Unique quests made specially for the new episodes. Challenge yourself with exciting trials!
• The DLC also contains 150 free crystals for store upgrades. You can spend them however you like, since you don't need them to complete the game.
Please leave your comments and suggestions for improving the game and the genre!
Frequently Asked
›Where is Royal Defense: Invisible Threat cheapest right now?
Royal Defense: Invisible Threat is currently cheapest at Steam: $1.99.
›Which stores sell Royal Defense: Invisible Threat?
Royal Defense: Invisible Threat is currently available at these authorized stores we track: Steam, GamersGate, Epic Game Store.
›What are the system requirements for Royal Defense: Invisible Threat?
You can find Royal Defense: Invisible Threat's minimum and recommended PC requirements listed above on this page.
›Does Royal Defense: Invisible Threat support English?
Yes — Royal Defense: Invisible Threat offers an English interface.
›How do I get notified when Royal Defense: Invisible Threat goes on sale?
Add Royal Defense: Invisible Threat to your favorites in the GamerPoint app and you'll get an instant notification when the price drops. You can also set up automatic tracking by genre, store and discount rate with the Deal Radar.
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