Zombie Revenge

Cheat mode:
Accumulate points in the VMU mini-game to unlock the "Eternal Life", "Area Select", "Free Continue", and "Free Time Limit" cheat options in original mode.
Information in this section was contributed by parodius128.

Alternate costumes:
Highlight a character, then hold Start and press B, X, or Y.
Information in this section was contributed by parodius128.

To get a fourth costume for Stick Brietling, go to the options screen set the difficulty to "Very Hard", and credits to "15". Select "Original Mode"m then select "Normal Mode". Highlight Stick Brietling, then hold the Start and press Y at character selection screen. His armor will be read during game play.
Information in this section was contributed by parodius128.

Level select:
Select fighting mode. Then, hold Start while selecting a character. Alternately, select fighting mode. Choose either "1 VS 2" or "1 VS CPU" options, then hold L + R + Start and press A.
Information in this section was contributed by parodius128.

Blood color option:
Successfully complete the game in arcade mode to unlock the "Blood Color" option.
Information in this section was contributed by HECHTELNET.

Free play:
Successfully complete the game in all three original modes to allow free play in arcade mode.
Information in this section was contributed by HECHTELNET.

Fight as Stick 2:
Enter Fighting mode and press Start to select Stick Breitling.
Information in this section was contributed by Louie.

Fight as Linda 2:
Enter Fighting mode and press Start to select Linda Rotta.
Information in this section was contributed by Louie.

Fight as Busujima 2:
Enter Fighting mode and press Start to select Rikiya Busujima.
Information in this section was contributed by Louie.

Hint: Kill zombies faster:
Aim at the zombies until the rings around their head turns red. This will do about 25% more than normal damage.
Information in this section was contributed by WarMachineXtreme.

Hint: Weapon select in episode 5:
Just before you fight the gate keeper is a van with boxes and zombies. There is a door on the far left. Walk up to the door and open it . You can choose three weapons to place in a weapon bag once Inside.
Information in this section was contributed by Billy Henneberger.

Hint: Hidden items in Biological Weapon (Industrial Sewage) Plant level:
Note the fan at the beginning of the Biological Weapon (Industrial Sewage) Plant level. Shoot it (you can not use a button) to collect some hidden items.
Information in this section was contributed by pikaevee.

Hint: Hidden room:
Once you have reached the end level (The Sewer), kill everything in the first area. Get to the next area with the zombie standing on the ledge. There is a boarded up door at this location. Punch the door and press B to enter a secret room that contains weapons, such as a dual hand gun. Note: A zombie is in the room, off to the right side.
Information in this section was contributed by Nitris Speed.

Hint: Elixir:
Immediately after you enter the House Of The Dead, fight the zombies. Kill them then, go to the stairs. Press the Y on the wall to open a hidden passage that leads to the Elixir.
Information in this section was contributed by 4747.

Hint: Climb into train:
On the train level, press Y on the second carriage somewhere along the right-hand side and you can climb into the train.
Information in this section was contributed by Asher Francis.