Defend Earth from the Alien Horde in this classic space shooter. ★ WHAT'S NEW: HD graphics, new levels, new ship upgrades. FEATURES: - High Definition graphics. - Fast paced, exciting invaders style arcade game. - 100+ Unique levels, can you pass them all? - Enhance your ship with powerful upgrades. - Boss levels with powerful Alien Overlords. - Unique powerups. - World high score list. STORY: These are troubling times. Earth’s very existence is threatened. Alien invaders from space have been