Defeated 500 enemies
Completed the game
Pressed the buttons for 1000 times
Pressed the buttons for 4000 times
Pressed the buttons for 7777 times
Purchased a coin grabber
Purchased 250 units
Defeated 200 flying enemies
Purchased 500 units
Purchased 1000 units
Purchased all tower upgrades
Purchased all unit creation speed-up upgrades
Collected 250 coins
Collected 500 coins
Built a windmill
Built a mine
Defeated goblins
