Classic Game Room presents a CGR Undertow video game review of METROID PRIME 2: ECHOES on the Nintendo GameCube gaming console. The story of Samus Aran continues, in this 2004 release, on the planet Ether. Darker undertones are seen throughout this Metroid chapter from Retro Studios and Nintendo. This CGR Undertow video game review includes Metroid Prime 2: Echoes video gameplay footage and commentary from Classic Game Room's Derek.