Unlock - Mileena, Ermac, And Classic Sub-Zero In UMK3:

Using the buttons for High Punch, High Kick, Low Punch, Low Kick, and block on both controllers. Enter the following codes at the "Enter the Ultimate Kombat Kode" screen (the screen after the continue screen).

Mileena 22264 - 22264
Ermac 12344 - 44321
Clasic Sub-Zero 81835 - 81835