Royal Defense: Invisible Threat

Royal Defense: Invisible Threat

Construct defensive towers in the eternal struggle against the troll hordes.
Become a part of an exciting story based on the dwarven kingdom's eternal struggle against the troll hordes. To defeat these monstrous hordes, you must construct defensive towers and learn to wield powerful spells. All your towers and units have specific stats: Damage, Fire rate, Damage radius, Damage type, as well as various other features, such as enemy slowdown and Damage Over Time. Each level also brings new units and structures to help you fight the troll menace. Build towers, earn money, collect crystals and upgrade your spells. The enemy shall not pass in Royal Defense: Invisible Threat.
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