Unlock the following bonuses by performing the corresponding tasks:

BONUS - HOW TO UNLOCK
Alternate outfit for Leon, Ashley, Ada - Beat the game once
Chicago Typewriter (Main game) - Beat Separate Ways
Handcannon - Obtain five stars for each level in the Mercenaries
Infinite Rocket Launcher - Beat the game once
P.R.L. 412 - Beat the game on Professional
Matilda (New Game+ Only) - Beat the Main Game
Professional Difficulty - Beat the game once
Separate Ways - Beat the game once