Defeat 100 enemies total.
Have 300 clothes in your stockpile.
Destroy a spawner at medium difficulty.
Destroy a spawner at hard difficulty.
Destroy a spawner at crazy difficulty.
Level your character to level 10.
Defeat 1.000 enemies total.
Level any unit to level 10.
Defeat the Halloween map at least at hard difficulty and medium wave speed.
Get your first skillpoint.
Get all skillpoints that are available.
Defeat the bad Santa at least at hard difficulty.
Destroy the "Ogre Tamers" castle.
Complete the first campaign mission.
Defeat 10.000 enemies total.
Have 50.000 gold at once.
Have 100.000 gold at once.
Have 300 wood in your stockpile.
Have 300 stone in your stockpile.
Have 300 food in your stockpile.
Have 300 beer in your stockpile.