Your base is under attack! Get your best chopper out there immediately and demolish every enemy unit on sight. Don't forget to build towers and repair damaged towers to help accomplish your mission.
Stop the invasion before the enemy reaches our cities! Alien life forms have been detected and our army has mobilized its defensive tower forces to protect us.
Troy is under threat once again and the enemy is stronger than ever before! Fortunately, so are you with some real firepower on your side this time! So long as you keep your aim sharp, and your timing perfect, you can win this war once again!
Use towers to build a labyrinth from entrance to exit. Each tower can be upgraded 4 times. With each wave, enemies will become stronger, so use money you earned to upgrade reasonably.
Through the centuries, man has engaged in deadly combat to prove his valor and crush his foe. Now is the chance to test your metal and put your life on the line. The ultimate battle against enemy boss awaits you..