Kotal Kahn (continuity is what our politicians would say)

Shao Kahn (again?)

Daegon, preparing the way for Onaga (Daegon as per Luiz Mictian's new MK comic vision)

Kitana (redemption arc and ruling a Edenia-Outworld united realm)

Mileena (revenge arc)

Reiko (brought up as Shao Kahn's rightful heir?)

Rain (goes full Demi-god and unites Edenia and Outworld)

A shokan (Goro, Sheeva etc. Maybe time of the shokans?)

Ferra/Torr :D (cause why not? Sometimes you need the simplest mind to do good)