Classic Game Room presents a CGR Undertow video game review of Mario and Sonic at the Olympic Winter Games from SEGA and Nintendo for the Nintendo Wii. This video game makes you forget the intense battle between Nintendo and SEGA back in the day. Who would have thought that Mario and Sonic would be hanging out after all those years of fierce competition? This video game review features Mario and Sonic at the Olympic Winter Games gameplay footage showing Mario and Sonic video game play on the Nintendo Wii and commentary.