"We mostly improvised on a mountain trail," Lambert shrugs. "Nearly broke our necks on the ice in the winter, half-drowned in the river in spring, sweat all the water out of our bodies in summer, and slip on moss and lichen in the fall. The idea was that you practiced one way to run it until you could do it in your sleep, then you made up your own challenges as you got better." He says this all very matter of factly. Witchers called it the "Killer" for a reason ...

"I can talk about some of the equipment we had for combat practice, but that's just to give an idea of what I'm used to. If you've got something that works better and you can build it, I'm all ears."