yes,here's some,but id on't remeber all:
USE MEAT:
play Grup mode for entirely and after you finish restart playing and you'll will control Meat instead of your selected character.Meat use same moves of seleceted character.

USE GORO:
finish the game with Shinnok(PS it works also without finish the game,at least for me) and restart arcade mode.
Select HIDDEN and press up,up,up,left BLK+RN to select.
If you're right on choose yur destiny column you'll see Goroì's pic.

USE Noob Saibot:
finish the game with reiko(sorry this time you have to finish the game really) and start a 2 player match and in VS screen make this combination:
012-012
after that select HIDDEN on character screen select and ress up,up,left BLK+RN,you'll se Noob Pic on chosse your destiny
cheat menu
302-213 in 2 players select screen
afer that exit from the game and go to the options menu and point
VS SCREEN ENABLED and hold press BLK+RN for ten seconds.

extra clothes:
hold start and pres any button when selecting a character.
In this way you can also change weapon(Johnny cage have a GUN).

play as Kitana,you need action replay.