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Guilty Gear XX Accent Core (ギルティギア イグゼクス アクセントコア or GUILTY GEAR XX ΛCORE) is a 2006 fighting game for the Sega NAOMI GD-ROM arcade platform by Arc System Works in their Guilty Gear franchise. They ported it to the PlayStation 2 and Nintendo Wii with Sega partnering in the Japanese releases somehow, and possibly to other platforms as well.