Can you survive? Join the epic battle for planet Earth in this game inspired by the TNT Falling Skies TV series. Build an army to demolish enemy stronghold, strategically build your bases to withstand attacks. Choose which side of the battle you want to join -- Lead the human resistance as they fight against the merciless invader aliens or become an alien commander determined to conquer the few remaining human survivors. Build your base, level up your troops and test your skills against thousands of other players online!