Injuries and the X Games tend to go hand-in-hand. The risk of injury at the Winter X Games increased about 600 percent a couple of years ago when they added freestyle snowmobile stunts to the roster.

Here's the scene. A few snowmobilers out enjoying a weekend trip on the side of a mountain. One rider falls. Another rider drives above him and triggers an avalanche, quickly consuming the man. And then the rescue begins. Movie? No, real life — and it's one of the most heart-stopping videos I've ever seen.

Vendors at SEMA appear to have a strong yen for tracked vehicles, which might explain this "Snowmobile" from Canadian company TCZL that looks like an a/c unit with tracks, a seat, and bike handles.

People complain about the Woodward Dream Cruise and its traffic, crowds, noise, litter and general chaos. But the worst part? Being trapped in traffic with no chance to run something awesome down, ike this snowmobile converted into a trike.

Why wouldn't you build a blown Hemi V8-powered slingshot dragster to run on the snow? Oh, right, illusions of self preservation. A problem this maniac-machine's builder, Ky Michaelson, didn't seem to have. [The Rocketman]

Need to get around during the Snowpocalypse but can't afford to shell out for a Honda S2000? This ski-sporting, track-equipped Nash Metropolitan could be just the thing for thrifty winter motoring.

The RTX SE is to Yamaha what the F-150 SVT Raptor is to Ford: a civilian version of its top-of-the-line off-road racer. Although in this case that racing is Snocross.