Kill 10 000 monsters.
Spend 20 hours in the game.
Get hit by the Red Lord. Don't die. Kill him. Easy.
Kill red monster of every kind using the sword.
Upgrade Electric tower to the max.
Upgrade Holy tower to the max.
Build 8 towers in a single level.
Kill 1000 monsters.
Die at 10th wave.
Upgrade Garlic tower to the max.
Never have more than 300 gold during the level.
Get knocked-out 5 times during the single level.
Don't die once during the level.
Save 1000 gold.
Kill monsters with all the ways possible.
Discover the secret combo.
Kill 100 monsters.
Kill 4 monsters with one sword slash.
Kill 3 monsters with one sword slash.
Earn 100 000 gold.
