Infinite ammunition - At the weapon equip screen,
press [Up] [Up] [Down] [Down] [Left] [Right] [Left]
[Right] [Aim].
Extra difficulty level - Beat the game to unlock an
extra difficulty level under arrange and original
modes.
Hunk scenario and Extreme Battle mode - Beat the
game on the hard difficulty level with the best rank
for Claire's A and B scenarios and Leon's A and B
scenarios. Hunk is a soldier that must reach the
second floor of the police station from the sewer with
just battles and no puzzles. Extreme Battle mode
unlocks Chris Redfield and Ada Wong as characters.