The download button opens the iTunes App Store, where you
may continue the download process. You must have iTunes installed with an
active iTunes account in order to download and install the software. This
download may not be available in some countries.
Enjoy playing by a classic Marathon mode game.You cant miss it! Your mission: destroy all the comets or asteroids before they crash on earth. Protect your planet! Have a very good time!Features1. Two game play mode -Asteroids mode -Comets mode2. Game Center Support3. Retina Support