GamesRadar - Xbox 360 Newshttp://www.gamesradar.com/xbox-360/news/PowerUp Forever Is Out On Xbox Live Arcadehttp://www.gamesradar.comhttp://www.n4g.com/xbox360/News-244407.aspxDec. 10, 2008, 7:16 p.m.Xbox Live Marketplace Update: Wednesday 10th December 2008http://www.gamesradar.comhttp://www.n4g.com/News-244269.aspxDec. 10, 2008, 4:18 p.m.Meteos Wars and PowerUp Forever Hit Xbox Live Arcade on Wednesdayhttp://www.gamesradar.comhttp://www.n4g.com/xbox360/News-243382.aspxDec. 9, 2008, 8:41 a.m.PowerUp Forever Achievementshttp://www.gamesradar.comhttp://www.n4g.com/xbox360/News-242065.aspxDec. 6, 2008, 1:58 p.m.Namco Announces Space Shooter PowerUp Foreverhttp://www.gamesradar.comhttp://www.n4g.com/News-135790.aspxApril 17, 2008, 3:05 a.m.