Defeat 25 enemies.
Defeat 50 enemies.
Defeat 100 enemies.
Defeat 150 enemies.
Defeat the first Boss.
Defeat the second Boss.
Defeat the third Boss.
Defeat the fourth Boss.
Open 1 treasure chest.
Open 5 treasure chests.
Open 10 treasure chests.
Open 15 treasure chests.
Get 25 coins.
Get 50 coins.
Get 100 coins.