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