Save your Earth. Alien Strikers!

■ Alien Strikers
- ALIENS STRIKE EARTH!
Greenni Aliens attack Earth, prepare your-self to protect our Earth.
Stop them very first, even if you want to pat their cute!!

- COLLECT TURRETS!
You need such huge turrets, as Greenni brought lots ultimate UFOs.
Defeat uninvited forces.

- UPGRADE YOUR BASE!
Aliens getting stronger and more.
Upgrade turrets and use advanced high-tech.

- ARM YOUR EARTH!
Research & upgrade complete!
Setting up your turret to Earth's each bases.
They will fire to your enemies!!

- DEFEAT ENEMIES!
Turrets's automatic systems are opened, those are needed just strategic places.
Find what superior turret combination.

- DEFEAT BOSS!
Greenni is angry with his forces down, so that Greenni will reveal him self to Earth.
You will stop and make him know Earth is our planet!

- SAVE YOUR EARTH, NOW!
Even Space-Station will wait your order, move and aim it.
Dr. Swimlight remodeled that thing!
Defeat every Greenni's waves, and protect your Earth.