Idle Monster TD Evolved is a 3D endless Tower Defense game. Here, you will have to defend the portal against an infinite horde of invading humans. The invaders are not your average garden-variety creatures. They are unique, powerful, and deadly. You will need to use all your resources to protect your base.

To do this, you need to unlock and evolve monsters. There are more than 120 monsters with powerful abilities that can help you. You need to position them strategically to utilize their abilities.

Moreover, you need to collect gold and discover spells, artifacts, and more to level up and upgrade your defenses.