What's almost as hardcore as a Mercedes-Benz G63 AMG 6x6, but slightly less so? The G500 4x4², which makes its debut here at the 2015 Geneva Motor Show. In terms of truly badass off-roaders ...

Wagon. With three axles and an aggressive look, it's ready for anything. I couldn't believe what I was seeing.

A look at the key data of the G 63 AMG 6x6 makes it clear that this model's off-road world begins at a point where anything less than a vehicle with caterpillar tracks would have to capitulate.

You’d think that the market for insane six-wheel drive pickup trucks would already be pretty saturated by the Mercedes-AMG G 63 6x6, but Hennessey doesn’t think so, and it’s created the ...