Gravitation Defense|遊戲線上App不用買

Earth is under attack! Wave after wave of asteroids, comets, missiles and even flying saucers are rushing it! It is now up to you to help the Earth to survive for as long as possible.

Charge you fingers with your best anti-gravity weapon, and push back the incoming threats!

So hold your breath, prepare yourself of a lot of action, and enjoy a beautiful, colorful retro look.

The game is simple to play, highly enjoyable and it offers an original gaming experience . So join a growing number of players and find out why it was downloaded almost 100 000 times!

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Features:

-- 4 Game Modes

- Challenge Mode with 40 challenges

- Survival, impact mode

- Survival, advanced impact mode

- Survival, gravitation mode

-- Over 15 types of threat; various asteroids of different behavior, missiles, comets, flying saucer, etc.

-- Over 9 different types of rewards; health boost, energy boost, gravitational wave, slow down time, multiplier boost, bonus points, escape pods which must be protected, etc.

-- 33 Openfeint achievements

-- Game Center leaderboard

-- Great and immersive soundtrack.

-- Includes a save game system so the game can be resumed later if interrupted.

-- Realistic gravitation physics motion.

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免費玩Gravitation Defense App

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