I didn't get a chance to pick up MK 9, but I'm excited for MK X.
MK 2 and MK 3 were pretty freaking great, and then the series really weakened until MK 9 came along. They weren't horrible, well most of them, just really weak.
Mah fav kuhrkturs:
Ermac
Baraka
Kitana
Jade
Kenshi
Scorpion
Nitara
Liu Kang