A good pair of boots and a backpack.
Dittos. You'd be amazed how often game is spooked by motorized vehicles. I almost didn't fill my moose tag this year due to people buzzing all over the area I hunted with their wheelers. Approaching your stand quietly on foot in the dark is the best way to get in and out of your stand.
Now having a vehicle to pack the animal out, is great if possible. But game has been taken for millennia without motorized vehicles