The castle is in danger of being captured by monsters controlled by black magicians in Magic Castle Invasion: Idle RPG. Only a strong master of magic can protect the castle, and our hero is just that. The king turned to him for help and the magician could not refuse. Go to the castle, defeating small monsters along the way and earning crystals. With them you will purchase various upgrades that will raise the wizard’s skill level and strengthen the castle’s defense. Victory in battles will also bring various trophies in the form of valuable artifacts in Magic Castle Invasion: Idle RPG.