Secrets and Special Items
     Go to the Specials under the pause menu, then toggle them on or off.

Plundering Pirate Captain Skin    6 Titanium Bolts
Ratchetzilla Skin                 6 Titanium Bolts
Troical Vacation Skin             4 Titanium Bolts

Unlockable Cheats
     To unlock these Cheats for use in the game, you need to get skill
points  by  doing  various  tasks  throughout  the game. Once you have
enough, you will be able to turn on/off the Cheat whenever you want.

Big Headed Clank: 03
Big Headed Enemies: 14
Big Headed Giant Clank: 01
Big Headed Ratchet: 05
Bolt Confusion: 20
Climb The Treehouse: 25
Hardcore Mode: 24
Mirrored Levels: 10
Mooo!: 24
More Cowbell: 08
Old Timey: 24
She's On Fire!: 07
Super Bloom: 12
Weapon Switching: 16

Armor sets
Unlockable              How to Unlock
Fire-Bomb               Mega bomb helmet, torso, boots, Wild fire gloves
Shock Crystal           Electoshock helmet, boots, Crystalix torso, gloves
Wildburst               Sludge Mk. 9 helmet Wildfire torso, gloves, boots
Triple wave             Wildfire helmet, Electroshock torso boots, 
                        Sludge Mk 9 gloves
Ice II                  Crystallix helmet, Hyperborean torso, gloves, boots
Stalker                 Wild fire helmet, Chameleon torso, boots, 
                        Sludge Mk 9 gloves