Jump into the arena of CastleArena.io to begin your challenges! This RPG game lets you construct buildings and send out units cards to get rid of the castle of your enemy. At first, you are provided with a limited amount of budget, so you need to spend it wisely on the buildings as well as deploy the troops. Through over time, your budget will be increased, which allows you to purchase more defensive items. Be sure to use your strategy when using your units, control them and make them go attack the rivals before they demolish your realm. Your home base is an important thing that must be well protected all the time. So never leave it alone, or else your game will come to an end. Don’t forget to improve your troops and the building stats to make them release stronger forces. Enjoy this IO game now to prove your skills!