- Furious Fists Of Fury: Use only your melee attacks the complete the level.
- Silent Night: Take down every guard in the museum using stealth takedowns.
- Pyrrhic victory: Get damaged in only the very last segment.
- Triple Platinum Record: Get through the whole segment without missing any button presses.
- Stainless Steel: Take no damage during the Mega Challenge.
- Playing With Fire: Kill 5 enemies by running them into Lizard Thug Molotov cocktails.
- Empty The Warrens: Kill over 89 Tyhrranoids in the Tyrranoid Recycling Challenge.
- Antaeus: Beat the Mega-Challenge without jumping.
- Indian Burn: Kill 10 enemies with dodgeballs.
- The Law Can't Touch Me: Complete the Mega Challenge and never get struck by the yard guns.
- Ruba-Dub Club: Only use the wrench to kill the Ameboid King.
- Modesty: Don't lose your towel, ever, during the Mega Challenge!
- Whip it Good: Get 40 kills with the Plasma Whip.
- Hanging Judge: Beat the main challenge without letting any prisoners escape.
- Robot Finds Ninja: Get all possible stealth kills in the level.
- Black Tie Affair: Get through the level defeating all enemies with the Tie-A-Rang.
- Like The Wind: Get through without getting hit by anything.
- Inverse Ninja Law: Kill 99 ninjas during the fight.
- Blaster Overload: Beat the boss without using the regular blaster.
- Speed Demon: Complete the Rescue Clank! challenge in 1 minute and 25 seconds.
- Perfect Chrome Finish: Complete the Rescue Clank! challenge without any Gadgebot taking damage.
- Black Diamond: Hit no Obstacles; Enemy projectiles do not count.
- Smooth Moves: Cause at least 15 enemies to get killed by their friends.
- Ringleader: Collect all the rings in the Go For The Gold challenge.
- Perfect Tango: Don't miss a single button.
- Master of Disguise: Use a disguise station every time the Kingpin gets suspiscious.
- Trash Talk: Use the trashcans to lure out and kill all the Henchmen.
- Deadly Hands: Dispatch all of the Kingpin's Guards before he reaches the fourth tourist cart.
- Steel Rain: Send at least 10 henchbots off the gondolas into the open blue.
- 52 Card Pickup: Finish off Jack using only cards, not bombs. Using punches is also alright.
- Dress For Success: Get Jack to hit himself with three of his own hats.
Le Paradis des Tricheurs Casino
- Beat The House: Get 20 stealth kills in the level.
- A Gadgebot Stands Alone: Never use the revive command in either of the Gadgebot arenas.
- Lucky Sevens: Complete the timing segment with 77,700 points.
- All Slime Must Burn: Complete the level killing amoeboids only with melee attacks and the Blowtorch Briefcase.
- Ramming Speed!: Kill 10 amoeboids by ramming a small engine box into them.
- Twinkle Toes: Get a 5-chain of butterfly bounces without touching the stage.
- Magnum Opus: Beat the entire opera without getting hit.
- Sold Out: Get 150,000 Box Office sales.
- Evasive Maneuvers: Dodge 8 torpedoes using the Hydrofoil.
- Deep Six: Don't get hit by seeking mines.
- Wake Of Destruction: Destroy everything, bridges, tunnels covers, et cetera.
- Ringmaster: Collect all the rings in the Threading The Needle challenge.
- With Interest: Kill 5 Static Midges through friendly fire from the Bolt Thief enemies.
- Androids In Disguise: Stealth kill two disguised Doppelgangers in Fort Sprocket while being disguised as a Doppelganger.
- Vault Vault: Beat the main challenge within 8 minutes and 25 seconds.
- El dia de los Muertos: Get a Static Midge helmet on all three Gadgebots at once.
- It's A Delicacy Somewhere: Blow up every mature organic spore in the level.
- Revenant: Destroy every enemy in the salvage yard before the final door opens without being seen.
- Punchy: Defeat all pirates using only punches.
- Sour Victory: Kill the Kudzu Monster, using only lemons.
- He Cleans Pools, Too!: Kill 20 enemies with a single lawnmower.
- Perfect Mirror: Let not a single leak spring in the level.
- Yeeee Haaaaaw!: Perform a roll off of a cliff.
- Offensive Driver: Complete the timed challenge with at least 60 sec remaining.
- Slippery Slope: Hit at least 5 oil slicks on a single life.
- Ring Around The Rosie: Collect all the rings in the Driving Test ring challenge.
- Min Maxing: Score 1075 points in the Giant Clank level (1550 in Callenge Mode).
- I Kill The Rock: Kill all 3 Mega Rock class dreadnoughts.
- 133t h4xx0r: Don't fail any Omni Key puzzles.
- Rust Proof: Don't fall in the water, ever.
- I'm Not There: Don't get seen by any enemies, lasers or fish.
- Turn the Tables: Complete at least 4 successful takedowns on Klunk, and never get taken down yourself.
- A Pretty Good Likeness: Beat Klunk without damaging Robo-Ratchet.
- Cereal Decoder Ring: Beat the "Knockin' On Klunk's Door" Challenge within 4 minutes and 30 seconds.