Wicked Interactive announces open beta testing of Ace Online is now underway on their Suba Games Portal. Ace Online is a subscription-free space combat MMORPG with a storied history, as it operated for some time in the US under the name Space Cowboy and it runs in other territories under different titles, such as the European version, called AirRivals. Word is: "ACE Online is a 3D space shooter that combines action and MMORPG elements. Developed by Yedang Online, one of Korea's most renowned gaming enterprises, the game puts players in the role of fighter pilots and behind the controls of ships known as 'Gears'. As the player battles in this intergalactic world at war, they will complete missions and engage other players in intense aerial dogfights."