In The Mythical City, players must protect a magical crystal from waves of enemies by summoning soldiers and utilizing mana for various actions, including building towers and casting spells. The game features a diverse array of enemies, each with unique attack patterns and behaviors, requiring strategic planning and resource management.

The storyline revolves around defending a mystical realm from invading forces, with players taking on the role of a guardian tasked with safeguarding the crystal's power. As players progress, they unlock new abilities and face increasingly challenging foes.

The Mythical City stands out with its dynamic gameplay and the ability to combine different abilities to create powerful strategies, ensuring an engaging experience filled with crowds of enemies and interesting challenges.