Full list of all 42 Kyub achievements worth 1,500 gamerscore.
The base game contains 24 achievements worth 1,000 Gamerscore, and there is 1 DLC pack containing 18 achievements worth 500 Gamerscore.
Clear level 2-9
Continue playing to unlock this secret achievement
Destroy all pots in level 1-18
Finish level 1-14 without rotating the camera
Die 1000 times
Buy one skin
Destroy 250 pots
Clear level 1-1
Buy all the skins
Complete the Autumn world
Complete the Winter world
Complete the Spring world
All levels cleared
Collect all the gold medals
Clear level 5-1
Collect 50 Stars
Collect 100 Stars
Collect 120 gold medals
Collect 80 silver medals
Collect 40 gold medals
Collect all the silver medals
Walk 50000 steps
Collect all the Stars
Die at the place of the old collectible of 1-15 in Pro 1-15
Collect your first Green Crystal
Buy the 2 skins of the Death Land
Reach the first checkpoint within 10s of the Level 5-2
Collect all the Death Land Silver Medals
Collect all the Death Land Gold Medals
Do not destroy any Magnetic Kyub in the Level 5-6
Collect all the Green Crystals
Clear 10 levels of the Death Land
Clear all Death Land levels
Complete the Winter world in Hard Mode
Clear all seasons in Hard Mode
Destroy at least 20 pots in level 14-5
Complete the Autumn world in Hard Mode
Complete the Spring world in Hard Mode
Complete the Summer world in Hard Mode