Kao the Kangaroo Round 2

Collect all the ducats in the starting ship (pause or clear the stage to trigger)

[Igloo Village] Clear the stage in 6.5 minutes or less

Defeat the Engineer in The Station

[Crystal Mines] From the checkpoint before the slide, reach the next checkpoint without taking damage, and pressing X 8 times or less

[Pirate's Bay] Defeat the Pirate Captain without taking damage

[The Race] Finish with a time of "2:40:00" or less

[Down the Mountain] Complete the entire stage without dying

Collect all ducats, crystals, and stars in Abandoned Town (pause or clear the stage to trigger)

[Hostile Reef] Rescue each turtle without taking damage while riding the torpedoes

Defeat the Hunter in Final Duel, bringing an end to his kidnappings

[Final Duel] Defeat the Hunter without taking damage

[Shaman's Cave] Defeat the Shaman without taking damage

Defeat the Pirate Captain in Pirate's Bay

[The Station] Defeat the Engineer without taking damage

[River Raid] Clear the stage while getting hurt 6 times or less (starts after the giant plant cutscene)

Obtain 150 stars to unlock an improved tail attack

Obtain 200 stars to unlock endless rolling

[The Great Escape] In a single life, collect at least 110 ducats and crystals in the bear chase sections (ends from collecting the last ducat from the final springs)

[Deep Ocean] From the start of the stage, rescue the turtle near the end without dying

Defeat the Octopus in the Lair of Poison

[Lair of Poison] Defeat the Octopus while always holding the L2 button (not required in the torpedo sections)

[Treasure Island] From the last checkpoint, clear the stage without taking damage or pressing R2

Collect all ducats and crystals in Dark Docks (pause or access a stage select to trigger)

Obtain 250 stars to unlock unlimited boomerangs

Collect every ducat, crystal, and star in the game (including the starting ship)

[Abandoned Town] Obtain every collectible and clear the stage in under 9 minutes from starting the stage

[Beavers' Forest] Collect all the ducats in the first barrel section without taking damage (activate checkpoint to start). {Check the official forum topic for info about challenges}

Clear The Volcano

Collect all ducats, crystals, and stars in The Volcano (pause or clear the stage to trigger)

[The Volcano] Collect all the chests at the end of the stage while only pressing the X button 20 times

Clear Hunter's Galleon

Clear Abandoned Town

Clear Treasure Island

Collect all ducats, crystals, and stars in Hunter's Galleon (pause or clear the stage to trigger)

[Hunter's Galleon] From the checkpoint before the rolling barrels, reach the next checkpoint without taking damage and only pressing X four times and Circle once (do not use Triangle or Square)

Obtain 50 stars to unlock the hover after double jump

Obtain 100 stars to unlock the upgraded ground pound

Clear the Rope Mini-Game

Clear the Trees Mini-Game

Reach a score of 50 in the Shooting Mini-Game (points after death don't count)

Clear the Race Mini-Game with a time of 1:00:00 or faster

Collect all ducats, crystals, and stars in Treasure Island (pause or clear the stage to trigger)

Clear Deep Ocean

[Trip to Island] From the last checkpoint, clear the volcano climb section without taking damage

Collect all ducats, crystals, and stars in Igloo Village (pause or clear the stage to trigger)

Clear Beavers' Forest

Collect all ducats, crystals, and stars in Beavers' Forest (pause or clear the stage to trigger)

Clear The Great Escape

Collect all ducats, crystals, and stars in The Great Escape (pause or clear the stage to trigger)

Clear Great Trees