Source: Exclusive First Look: The Conduit, A futuristic first-person shooter designed from the ground up for WiiHigh Voltage Software, making games for 15 years, is one company well underway with a title built from the ground up for Wii. It's a first-person shooter that revolves around government conspiracies and alien cover-ups. It's using an advanced 3D engine that really makes the most of Nintendo's hardware. And it features a control scheme that fully utilizes the Wii remote. And right now, the game needs a publisher.
Even if you don't read the article, make sure you watch the tech demo for the engine (near the bottom of the first page of the article).
Seriously impressive.