Here is the full list of all 24 Magic Heroes: Save Our Park achievements.
Awarded for using the Knife 25 times
Awarded for using the Crystal Ball 25 times
Awarded for beating the third stage
Awarded for using the Vortex 25 times
Awarded for using the Magic Stone 25 times
Awarded for using the Torch 25 times
Awarded for using the Comb 25 times
Awarded for using the Raven 25 times
Awarded for using the Bell 25 times
Awarded for using the Cauldron 25 times
Awarded for using the Unicorn Horn 25 times
Awarded for using the Broom 25 times
Awarded for using the Hourglass 25 times
Awarded for building all park structures
Awarded for completing 50 levels
Awarded for restyling the park
Awarded for collecting 1,000,000 points
Awarded for completing 15 levels
Awarded for beating the first stage
Awarded for collecting 250,000 points
Awarded for collecting 100,000 points
Awarded for cleaning up the park
Awarded for completing the first level
Awarded for completing the game