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