地心守护 is a casual tower defense game developed by Maple Entertainment Co. Ltd. In this game, enemies will advance towards your demon heart along the path you design, and your goal is to protect your demon heart by building mazes, placing elements, and combining them strategically to stop the enemy's attack.

One of the main features of the game is the open-route tower defense, where you have control over the enemy's walking path. This adds a unique strategic element to the gameplay. Additionally, you can enhance your output by fusing and upgrading randomly summoned elements, providing a satisfying and thrilling tower defense battle experience.

The game also allows you to summon hero characters who can unleash abyssal skills to assist you in battles. With various modes such as PvP, racing, and cooperation, you can enjoy different ways to play. The developers have spent four years preparing and creating this tower defense game, and they are dedicated to providing an enjoyable and long-lasting gaming experience.

Please note that more elements and gameplay are currently in development, and the developers welcome valuable feedback from players.