***** Sentinel 4: Dark Star is now avAIlable! Get the series#039; latest epic installment here on the App Store! *****

Sentinel: Mars Defense - a premium sci-fi strategy game.

ITs war. Earth#039;s first off-world colony is fighting for survival agAInst a savage alien onslaught!

Mars is under siege and thousands of lives are on the line. HumanITys only hope is you,the commander of the dropship Sentinel. Welcome to the future of Tower Defense!

Deploy sophisticated turret technology across the Martian landscapeto halt the alien advance. Protect walls and barriers that block the enemys path to your base. Upgrade your weaponry,or release robotic drones to repAIr buildings and harvest resources. Watch the battle for the planet unfold in beautifully rendered,atmospheric graphics.

Features:

- Specialised structures and unITs provide unique tactical gameplay.

- Use the landscape and destructible defenses to maximize the effectiveness of your weapons.

- Resource harvesting and interest system adds a new dimension of risk and reward.

- Assault mode provides hours of play; endurance mode is an endless challenge.

- Visually stunning environments,towers and enemies wITh fluid zooming and scrolling.

- Compete for high scores wITh players worldwide using GameCenter!

- Earn GameCenter achievements!

- Challenge your friends highscores directly.

- Save your progress at any time. Automatically saves during a call.

REVIEWS:

quot;sets a new benchmark for the rest to matchquot;

quot;as unique as IT is evolutionaryquot;

quot;New gameplay features alone justifies adding this game to your collectionquot;

- onemoretap.com

quot;Sentinel is a tower defense game that rises to the top wITh spectacular graphics,great sound,and intuITive controls.quot;

quot;...a truly qualITy game.quot;

- iPhoneAppReviews.net

quot;Highly addictivequot; quot;Amazing graphicsquot; quot;Lots of polishquot;

quot;I spend too much time playing this game!!!quot;

- AppversITy.com

quot;Excellent Graphicsquot; quot;Great Soundquot; quot;New Strategy Elementsquot;

- TouchMyApps.com

VisIT www.origin8.com/sentinel for more information,screenshots,videos and our communITy forums.

Follow us on www.twITter.com/origin8 for updates for all our apps.

** Continue the fight wITh Sentinel 2: Earth Defense! **

** Dominate the universe wITh Space Station: Frontier! **

** Take the fight to the enemy in Sentinel 3: Homeworld! **

** Look out for Sentinel 4: Dark Star - Coming Q4 2014! **