Unlockables for clearing Story Mode
Director's Cut Mode:
Complete Story mode to unlock Director's Cut mode.
Handcannon Weapon: Complete Story mode to unlock the handcannon.
Unlockable One-Player Dual Wield
Unlock one-player dual wield mode (two remotes but one lifebar)
by completing Director's Cut. This mode will be available in both
Story and Director's Cut modes.
Unlockable MInigun
Complete the Director's Cut to unlock the minigun in the gun shop
for Story and Director's Cut modes.
Unlockable Achievements
All the achievements in the game are listed in the Extra Contents
menu (the extra videos, music, images, and 3D models). Simply perform
the task required to unlock the item.
Unlockable Extra Mutants Mode
Complete Story mode to unlock extra mutants in Story mode
(Director's Cut already uses extra mutants).
AutoShotgun Is All You Need
To get a consistent Goregasm combo, purchase and upgrade the
autoshotgun to the maximum. All you need is one hit on most zombies to
kill them, giving you one shot, one kill capability.
Tailor The High Score
Tailor you high scores to rack in the bonus for "beating the high
score". If you cannot top your high score in a stage any more, you
will not earn money for buying guns in the shop.
Gangsta Bonus
Kill 50 or more Mutants in one level 'Gangsta' Style (with your
gun/remote held sideways) for a bonus of $1337 at the end if the
level.