Alternate Costumes:
Complete the game once on any difficulty to gain the Special Key to open the costume room where you can change you clothes after completing the game the required amount of times.

Jill's Sarah Connor costume: Complete the game once with Jill on any difficulty.

Jill's Resident Evil 3 costume: Clear the game twice with Jill on any difficulty.

Chris' The Mexican costume: Clear the game once with Chris on any difficulty to unlock his costume where he dresses up like Brad Pitt from the movie The Mexican. Rebecca also changes her costume to look like Julia Roberts from The Mexican.

Chris' CODE Veronica costume: Clear the game twice with Chris on any difficulty.


Invisible Enemy Mode:
To unlock this mode beat Real Survival mode once.

Message from director and unused costumes:
Beat Invisible Mode in 5:00:00 to open up a message from the director and a slide show of unused costume designs.

New costume for Jill,Difficulty Select and New Title Screen:
Complete the game with Jill once and save the game.A few things will change.

1-The main menu will have a different background.
2-If you select the option'Once Again(with your save data loaded)'you will be given a choice of difficulties to begin the next game with-Easy,Normal and Hard
3-You will receive a key that enables you a costume change(in this case Jill's costume)
Contributed By: Jacen Solo, Source: Self
One Dangerous Zombie Mode
Complete the game as both Chris and Jill one time to unlock the ''One Dangerous Zombie'' option. A special zombie will continue to follow you around during the first part of the game. Shooting this zombie will end the game, so you must avoid it during game play.


Rocket Launcher:
To get the Rocket Launcher, beat the game in under 3 hours on Normal or Hard mode.

Samurai Edge:
After beating the game on normal difficulty in 5 hours or less with either Chris or Jill, you will have access to the Samurai Edge during the next game.
NOTE: This is NOT a sword.