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The invaders are trying to runsack the earth, can you stop them and avoid getting shot in the process?You control a ship and your main objective is to shoot down the enemy ships one by one till none stands.As you make your way through the levels the difficulty level also ramps up be ready to face new enemy types, traps and even control two ships at the same time.Also.... you only have one life, are you up to the challenge? Features Over 30 challenging levels to blaze through at launch Enemy types that can adapt their speed, firing rate and more Traps to avoid like asteroid belts and times bombs A puzzly feeling in some levels

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Go to: http://store.steampowered.com/ and download STEAM client Click "Install Steam" (from the upper right corner) Install and start application, login with your Account name and Password (create one if you don't have). Please follow these instructions to activate a new retail purchase on Steam: Launch Steam and log into your Steam account. Click the Games Menu. Choose Activate a Product on Steam... Follow the onscreen instructions to complete the process. After successful code verification go to the "LIBRARY" tab and start downloading.

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