In this fun addicting tower defense game your mission is quite simple: build towers to protect our Earth from monsters invasion. Various of those attacking creatures are on the way to the magic portal to conquer our world. Earn enough gold to purchase upgrades and spells. Play up to 20 achievements and enjoy Monsters TD.

How to play: Mouse = Select Tower / Upgrade / Sell, 1 - 3 = Use Spells, Arrows / WASD = Scroll Map, Enter = Start Wave, Space = Speed Up / Down