http://www.gog.com/en/gamecard/master_of_magic
You can download a DRM free version here, I think it's only at 1.31 but you can contact the site owners and request they find the 1.4 patch.
Atari really gave Stardock a hard time in the negotiations wanting really weird conditions, it gives the sense that they really just want the title to die. Of course Atari isn't noted for its business sense.