Mortal Kombat Advance Fight as Human Smoke: Successfully complete the game under the warrior difficulty setting (second tower). Start a new one player game and highlight the unknown square at the character selection screen to choose Human Smoke. Note: This can only be done one time. Fight as Motaro: Successfully complete the game under the master difficulty setting (third tower). Start a new one player game and highlight the unknown square at the character selection screen to choose Motaro. Note: This can only be done one time. Fight as Shao Khan: Successfully complete the game under the grand master difficulty setting (fourth tower). Start a new one player game and highlight the unknown square at the character selection screen to choose Shao Khan. . Note: This can only be done one time.