Unlockables
Harder difficulty

Unlockable ............................. How to Unlock
Superhuman difficulty level ............ Beat the game on Hard

Rewards

You get these after getting a certain amount of skill points or doing other tasks.
Unlockable ............................. How to Unlock
Clank Backpacks ........................ Get 100 skill points
Concept Art Pack 1 ..................... Get 10 skill points
Concept Art Pack 2 ..................... Get 20 skill points
Flip Levels ............................ Get 70 skill points
Movie Player ........................... Beat the game
MP Mechanic Skin ....................... Get 126 skill points
MP Soldier Skin ........................ Beat the game on superhuman
The Mighty Wrench (allies get a wrench) Get 40 skill points

Skill Points

Unlockable ............................. How to Unlock
20th Sentry ............................ Don't get hit by a laser mine
Acupuncture Is Cheaper ................. Kill 3 enemies at once with the hedgehog
Chicks Dig Eyestrain ................... 20 Intelligence reports
Chimera Pate ........................... Run over 10 enemies with the tank in York
Don't Worry, Insurance Has It Covered .. Break Chimeran Box in level 30
Fast Like The Tortoise ................. Take no damage from Slipskulls in the outskirts of London.
Fetch .................................. Kill a Howler with a grenade
Gasping for Air ........................ Kill 2 Hybrids in a level only after severing all of their hoses
Homing Beacons ......................... Tag 4 Hybrids with the Bullseye
I Believe This Is Yours ................ Use only Chimeran weapons to kill enemies in level 72.
I Can See My House From Here! .......... Jump at least 50m in the LU-P Lynx in Cheddar Gorge
In 1 Ear, Out the Other ................ Get 5 headshots with L23Fareye in Nottingham
In For a Penny ......................... Kill 3 Hybrids with a single grenade
Leapin’ Lizards ........................ Take no damage from Rollers in the outskirts of London.
Lightfoot .............................. Take no damage from the mines in Manchester
Lovely Parting Gifts ................... Squat over 15 dead hybrids
Mechanical Thumbs ...................... Beat the game on hard
Mirror, Mirror ......................... Destroy all glass objects in all 3 sections of the level
Misplaced Aggression ................... Blow up all cars in town section of Somerset
Next Speed Trap, 50 miles .............. Beat Somerset in 7 minutes 45 seconds or less
Nowhere to Hide ........................ Kill 5 enemies in a level by shooting them through a wall with the Auger
Passive Aggressive ..................... Kill 4 Hybrids or Menials with non-weapon damage
Personal Space Bubble .................. Don't let any menial grab you during level 30
Reading Is Fun! ........................ 10 Intelligence reports
Supersonic Meat Cubes .................. Kill 3 Leapers with a Frag grenade
Tag, You're It ......................... Kill 5 enemies with the Bullseye in 30 seconds
They Came From Behind .................. Run over 3 hybrids while driving in reverse
This Is My House ....................... Don't let Chimera stand on the mining platform for more than 10 seconds in Bracknell.
This is My Rifle, This is My Gun ....... Kill the Stalker in Manchester Traffic Circle using only the M5A2
Too Many Secrets ....................... Collect all Intelligence reports
Turrets ................................ Use the Chimeran Sentry gun to kill 6 enemies
Twirly-Whirly .......................... Kill 5 menials with bullseye trap
We've Lost the Security Deposit Anyway . Break 10 medical lamps
Why Are These Candles Screaming? ....... Kill 8 hybrids with fire in 20 seconds