I could never load games as I couldn't change the PIC program on mine as it was a very early developers version without TinyBoot loader on the PIC. I could pre-load ROM's into RAM in some situations but nothing close to usable.
I'd have to remove it and use a dedicated PIC programmer.
But Suska is in very good shape as is the main MiniMig code, it wasn't hard at all to get it going.
There is (was) a forum dedicated to MiniMig v1.1 PCB ports :