Yes, what the subject line says. Spooky Shit #2: I had this alien sitting in one square for half dozen turns, untargettable and somehow between the squares, projectiles and knives whizzed right through, and the dozen grenades at it's feet didn't work any better to make it fall down or stop shooting back - untill it became invisible and started walking around, only noticeable by the energy weapon shots from here and there....