Casual MMO publisher OGPlanet announces Rumble Fighter is live in Europe, saying: "Following a successful Beta period, all European PC gamers are now invited to join forces with friends in the rumble zone, in battles of up to 8 players." They are also offering a prize to all early participants in this subscription-free online mixed martial arts game: "To celebrate the full launch of Rumble Fighter, OGPlanet will be giving all players a random in-game Astro item. All players who will have logged in before Sunday, August 2nd at 23;59 will receive their very own surprise!"