Cheat for GameCube game Metroid Prime 2: Echoes: Pipeline Multi-player Arena... Feed http://cheatsforgamecube.info Cheat for GameCube game Metroid Prime 2: Echoes: Pipeline Multi-player Arena... Feed 2012-05-22 en <![CDATA[Cheat for GameCube game Metroid Prime 2: Echoes: Pipeline Multi-player Arena...]]> http://cheatsforgamecube.info/metroid-prime-2-echoes/cheat/39817.html then talk to U-Mos to unlock the Pipeline multi-player arena.]]>