Dead Or Alive 3 cheats and cheat codes for XBox

Unlock Ein as playable character and unlock randon character selection:
Finish the game with all fighters and play in survival mode with Hayate. 
Beat minimum 3 opponents, after go to "EIN" at the main screen. 
You can play as Ein in all modes except for story mode. 

Unlock Theater mode and character's ending movie:
Finish story mode with any character

Unlock Kasumi's schoolgirl costume:
Finish exercise mode in sparring mode

Unlock Zack's silver bodysuit costume:
Beat 20 opponents in survival mode 

Unlock Ein's shirtless costume:
Finish time attack mode less than 6 minutes

Control replays
Hold A + B + X buttons on your controller after winning a match. 
Push the Y button to slow it down or jump back.

Unlock Credits option at the settings screen:
Finish the game once with all fighters to get access the ending credits options.

Unlock fighter entry in theater mode : 
Finish the game in story mode to unlock that character's entry in theater mode. 

Unlock All Costumes
Play in single-player survival mode and keep playing until you see a symbol that
looks like the xbox symbol. It is a gray X with a green circe in the middle. After
you have retrieved he symbol you can die or keep playing. Save and go to
character select. All costumes will be unlocked (third, fourth, and fifths).
Submitted by: GT ChOOsEn OnE

Helena swimming in aquarium
Hit the Start to skip the intro when you first turn on the game. At the 
"Press Start" screen, do not press Start button, instead wait for the game's 
into to start again. You will see Helena swimming in the large aquarium in 
her red bikini.

Change the snow stage:
Choose VS or training mode and highlight the snow stage. 
Push the A button for a random effect.
Push the Y button for a blizzard. 
Push the X button for a light snow.

Better Tag Battle Teams:
Bass and Bayman (4 types of moves) 
Bass and Jann Lee 
Bass and Leon (3 types of moves) 
Ein and Hayabusa 
Gen Fu and Jann Lee 
Gen Fu and Lei Fang 
Gen Fu and Tina
Kasumi and Ayane 
Lei Fang and Helena 
Lei Fang and Tina 

Brutal team up attacks: 
Instead of using the original teams such as Tina and Bass, Hitomi and Zack, 
Ayane and Hyate, select the following character combinations:

Tina and Zack 
Tina and Bayman 
Lei Fang and Tina 
Lei Fang and Helena 
Hayabusha and Gen Fu 
Gen Fu and Kasumi 
Christie and Brad Wong 
Christie and Bayman 
Ayane and Kasumi 
Ayane and Ein 

Alternate costume colors
Hit the indicated buttons on your controller to choose your character's 
costume.

Ayane Outfit 1: Push A (Purple/Black Ninja) 
Ayane Outfit 2: Push A (Purple/Yellow)
Ayane Outfit 2: Push X (White/Orange) 
Bass Outfit 1: Push A (Black Leather)
Bass Outfit 2: Push A (Red/Black/Yellow, Red Bandanna and Gloves)
Bass Outfit 2: Push X (No Shirt, Black/Blue, Blue Bandanna, and Gloves) 
Bayman Outfit 1: Push A (Red/Orange, Camo Pants)
Bayman Outfit 1: Push X (Blue/Black)
Bayman Outfit 2: Push A (Russian Navy Outfit) 
Brad Outfit 1: Push A (Black/Scarlet Tank Top, Blue Pants) 
Brad Outfit 2: Push A (White Gi, Blue Trim)
Brad Outfit 2: Push X (Orange Gi, Black Trim) 
Christie Outfit 1: Push A (White Jumpsuit)
Christie Outfit 2: Push A (Purple Business Suit)
Christie Outfit 2: Push X (Magenta Business Suit) 
Ein Outfit 1: Push A (Matrix Look.)
Ein Outfit 2: Push A (White Gi, Black Belt) 
Gen Fu Outfit 1: Push A (Black Tunic, White Tiger)
Gen Fu Outfit 2: Push A (Green Top, Tan Silk Pants, and the Hat) 
Hayabusa Outfit 1: Push A (Black Ninja 1)
Hayabusa Outfit 2: Push A (Black Ninja 2)
Hayabusa Outfit 2: Push X (C2A in White) 
Hayate Outfit 1: Push A (White Ninja)
Hayate Outfit 2: Push A (Red Ninja)
Hayate Outfit 2: Push X (Green Ninja) 
Helena Outfit 1: Push A (White, Blue, and Black Opera with boots)
Helena Outfit 2: Push A (White/Blue Trim) 
Helena Outfit 2: Push X (Black/Red Trim) 
Hitomi Outfit 1: Push A (Denim Jeans & Jacket, White Top)
Hitomi Outfit 1: Push X (Gold/Denim Jeans) 
Hitomi Outfit 2: Push A (White Gi, Black Shirt) 
Jann Lee Outfit 1: Push A (White Pants/Red Dragon)
Jann Lee Outfit 1: Push X (Black Pants/Gold Dragon) 
Jann Lee Outfit 2: Push A (Purple Kung Fu Outfit/Gold Trim and Sash)
Jann Lee Outfit 2: Push X (Gold Kung Fu Outfit/Purple Trim and Sash) 
Kasumi Outfit 1: Push A (Blue Ninja 1)
Kasumi Outfit 1: Push A + L (same as Outfit 1 with A) 
Kasumi Outfit 1: Push X (Blue Ninja 2) 
Kasumi Outfit 1: Push Y (Blue Ninja 3)
Kasumi Outfit 2: Push A (White Ninja 1) 
Kasumi Outfit 2: Push A + L (same as Outfit 2 with A) 
Kasumi Outfit 2: Push X (White Ninja 2) 
Kasumi Outfit 2: Push Y (White Ninja 3)
Kasumi Outfit 3: Push A (Schoolgirl 1) 
Kasumi Outfit 3: Push A + L (same as Outfit 3 with A) 
Kasumi Outfit 3: Push X (Schoolgirl 2) 
Kasumi Outfit 3: Push Y (Schoolgirl 3)
Leifang Outfit 1: Push A (Red/Whiten) 
Leifang Outfit 1: Push A + L (Black/Gold/White)
Leifang Outfit 1: Push X (Blue/White)
Leifang Outfit 1: Push Y (White/Gold)
Leifang Outfit 2: Push A (Black Leather) 
Leon Outfit 1: Push A (Desert Camo/Black Turban) 
Leon Outfit 1: Push X (No Shirt, Bandoleer of Shells, Desert Camo Pants)
Leon Outfit 2: Push A (Black T-Shirt, Red Pants) 
Tina Outfit 1: Push A (Blue Top, Zebra Pants)
Tina Outfit 1: Push X (Green Top, Leopard Pants)
Tina Outfit 2: Push A (Cowgirl) 
Zack Outfit 1: Push A (Bare Chest, Black Trunks) 
Zack Outfit 2: Push A (Purple Silk/Wite Pants) 

Kasumi Hair Trick
When selectin Kasumi, push the Y button for her long hair, and 
push the A button for her pony tail.

More survival mode items: 
Attack your opopponents while they are on the ground to get more items.