Pokitaru
Train Faster: Complete the "training" portion of Pokitaru under 1:32.
Don't Rock the Boat: Complete the boat challenge on Pokitaru without taking a hit.
Do Cows Get Crabby: Turn 26 crabs into cows with the Mootator or Armoogeddon.

Ryllus
Bury the Pygmies: Get Bury Blossoms to eat at least 4 Pygmy Tribesmen.
Lights, Camera, Action!: Kill 10 floating cameras.
Ship It: Break all the crates on the level.

Kalidon
Explosive Ordnance Disposal: Clear all the remote bombs in the Gravity Boot sphere.
Super Lombax: Kill 25 enemies in a row without getting hit.
Be A Cool Skyboarder: Win a Skyboarding race without using boost.

Metalis
Shutout: Win a Gadgebot Toss challenge without letting any opponent score.
Terror of the Skies: Get over 600 points in the Giant Clank Challenge (950 in Challenge Mode).
Ultimate Gladiator: Complete all Clank Arena challenges.

Dreamtime
Friends Don't Hurt Friends: Get through the Giant Clank fight without getting hit.
Night Terrors: Defeat the waves of enemies on the last island under 45 seconds.

Medical Outpost Omega
Be An Awesome Skyboarder: Beat the master challenge under 3:25.

Challax
Take Them Down A Shock: Kill 23 Shock Troopers without dying.
High Tech Weapons Master: Beat the enemy segment without using the Lacerator, Acid Bomb Glove, Concussion Gun, Shock Rocket, Laser Tracer, Sniper Mine, or RYNO.
No More Varmints!: Get Over 1535 points in the Giant Clank challenge (2000 in Challenge Mode).

Dayni Moon
Ultimate Gladiator: Complete all Clank Arena challenges.
Wool Protest: Complete level 8 without killing any Angry Rams.
Bouncy, Bouncy, Bouncy: High jump on a bouncy plant 10 times in a row.

Inside Clank
Not the Shock of Me Now: Don't get hit at all while inside Clank's head.
Ratchet... Just Ratchet: Beat the enemy segment using only the wrench.

Quodrona
Elite Annihilation: Defeat over 70 Elite clones during the Elite clone fight.
Storm the Front: Complete the enemy portion of level 10 under 1:45.