There was a time when Nintendo could do no wrong, when everything the Kyoto-based game maker touched turned to gold. That time is over — and has been for some time. However, that doesn't mean you should count them out.

Earlier this year, Nintendo released the 3DS, a 3D glasses-free portable gaming system. The company is also preparing to release a new home console, the Wii U. But both consoles have to overcome a huge obstacle — Nintendo's previous success.

The one-two punch of the Nintendo DS and the Nintendo Wii are the greatest comeback in video-game history. Before the DS launched in 2004, Nintendo was stumbling along with the GameCube, which was a great console with great games, but no match for Sony's mighty PlayStation 2.