Complete a story level in less than 5 minutes
Find 10 secret stars
Collect 1,000 stars
Score total of 100,000 points in story mode
Score total of 200,000 points in story mode
Find 50 secret stars
Find all 100 secret stars
Complete the game on easy difficulty or higher
Complete the game on normal difficulty or higher
Complete the game on hardcore difficulty
Beat 10 challenge levels
Beat 22 challenge levels
Beat all 44 challenge levels
Complete all challenges with 3-star rank
Complete an arcade level with 0-star rank
Complete 5 arcade levels
Complete 10 arcade levels
Complete all 20 arcade levels
Complete all arcade levels with 3-star rank
Beat the first boss
Beat the second boss
Beat the third boss
Beat the final boss
Complete a story level with perfect score
Complete a story level without taking any damage
Complete a story level without killing any creature
Kill 25 enemies using bombs
Kill 10 enemies using another enemy
Kill 5 enemies by bouncing from one to another
Punch 100 enemies
Kill 100 enemies using stomp
Kill 10 enemies using a falling rock
Collect 8,000 stars
Collect 15,000 stars
Kill a hedgehog
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