Completed the game
Purchased 1000 units
Defeat invader (Beat level 6)
Defeat samurai (Beat level 5)
Defeated 500 enemies
Purchased 500 units
Defeat vampires (Beat level 4)
Defeated 200 flying enemies
Pressed the buttons for 7777 times
Collected 500 coins
Purchased 250 units
Defeat demons (Beat level 3)
Pressed the buttons for 4000 times
Collected 250 coins
Purchased a coin grabber
Defeated goblins
Pressed the buttons for 1000 times
Purchased all unit creation speed-up upgrades
Purchased all tower upgrades
Built a windmill
Built a mine