*****Download Castle Empire™ for FREE*****Unique 360° free flying air combat game! Fly five fighters to reveal the conspiracy behind the most famous air combat tournament and win the title of “ACE”!Please feedback to help@nebulastudio.cn. We will hear you and adapt your suggestions!Features:-Five air fighters with unique weapon on each-Four stages across the whole world – Europe, Asia, Africa and America-Four powerful boss fighters to challenge-Eight types of enemy fighters from ZERO to HURRICANE-Astonishing theme/background music-OpenFeint achievements-Two types of control methods available for different players