So the upcoming mortal Kombat is Mortal Kombat 9 but how did they get that number? As I can recall every MK game is as follows:
MK
MK2
MK3
UMK3
MK:Trilogy
MK4
MKgold
MK:Deadly Alliance
MK:Deception
MK:Armegedon
MKvsDC
MK:Mythologies
MK: Shaolin monks
And the various versions of these games...