Grimrock

Next to zBrush they should be using something else ,because zBrush is only for sculpting, you can´t animate with it and the bakes it spits out are far inferior to 3dsmax,Maya or xNormal.
Modo would be a pretty sweet package, if i didn´t have 3dsmax before i knew it i would probably go with modo

That´s what normal maps are made for, but to get bestresults you would have to sculpt them in a 3D app(Mudbox,zBrush,3DCoat etc.) and bake the normal map out. And most of the time you need a good specular map to get a convincing look. I guess the rocks which are modelled out are just there to make i...