Here is the full list of all 32 Crystal Caves HD achievements.
Collect 5000 crystals.
Collect 1,000,000 points worth of bonus items.
Collect 50 fruit throught the levels
Finish any level in under 1 minute
Finish Episode 4
Finish all Episodes
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Find and enter the wormhole.
Find 100 secret crystals
Unlock 200 treasure chests
Jump between crumbling platforms 15 times
Defeat 30 bosses
Finish Episode 3
Reverse gravity while playing reverse gravity level.
Kill 250 enemies.
Finish Episode 2
Finish any episode on Hard difficulty.
Destroy 10 enemies with a power of a single Red Mushroom.
Eat Green Mushroom without dying.
Finish Episode 1
Own at least 60 ammo
Collect all fruit in a single level
Create and play your own level.
Collect BONUS!
Complete any level without killing a single enemy.
Kill 10 spiders
Complete any dark level without turning on the lights
Complete a level with a perfect score
Finish your first level
Oopsie!