Eternal war of men and machines...

Zion is a huge underground city with multiple levels. It's the last remaining human stronghold standing against the machine army. The machines found a way into the Zion city more and more are coming to destroy it.

Zion Defense is an action-packed Castle defense game with RTS elements by Play Today. The army of sentient Machines has infiltrated the last human stronghold of Zion and is trying to destroy the power generators to disable its defenses. Build units and send them to fight off the invading Machines. Build various turrets in key points of the map to gain tactical advantage. Every wave of enemies is a puzzle you have to solve using tactics and big guns attack fall back or stand your ground - unlike most Tower Defense games - the control of the battlefield is all yours.
look to the right and look to the left, enemies are everywhere! It is for you if you would like battles, if you can create plans for strong castle defense and manage units to reach great defense results. Join to Zion Defense.
Rack up bonus points by maintaining a kill streak combo - destroy enemy units and don't let them destroy yours. compete with your friends and players around the world on the leaderboards. Unlock 18 achievements of “Zion Tower Defense” for a total of 1000 points.

Good luck! The fate of mankind lies in your hands.

FEATURES:
*8 unique scenarios in underground areas
*13 types of battle units
*literally HUNDREDS of enemies on the screen at the same time!!!
*hours of intense strategy gameplay
*intuitive controls
*beautiful HD graphics
*online leaderboards for highscore competition
*18 achievements for a total of 1000 points