Here is the full list of all 20 Wizorb achievements. It takes around 15-20 hours to unlock all of the achievements on Windows.
Complete a bonus level without bursting a bubble.
Complete a level without hitting the orb with the magic wand.
Earn a star for every World.
Defeat the Devil King.
Defeat Grim Reaper.
Kill 5 slimes in a row without hitting the orb with the magic wand.
Defeat Gorgon Eye.
Defeat Daddy Slime.
Completely rebuild Tarot village.
Defeat the Werewolf.
Buy the jewel crown.
The orb bounces for 45 seconds before coming back to the magic wand.
Drink a pint without losing an orb.
Complete a level after the magic wand was destroyed.
Have all 5 charms active simultaneously.
Earn 50 000 GP.
Found all missing children.
Bounce the orb 50 times with the magic wand without breaking anything.
Defeat the Devil King before rebuilding anything.
Complete the game on hard difficulty.