Successfully complete the indicated task to unlock the corresponding achievement.

Achievement	How to unlock
Brave or Crazy	Reach wave 4 on maximum difficulty.
Bullseye!	Land a bullseye shot during the Tutorial.
Castle Explorer	Explore the whole castle in endless mode.
First Taste	Kill 10 Goblins.
Genocidal	Kill 10,000 Goblins.
Getting Thirsty	Kill 100 Goblins.
I'm a wizard!	Reach wave 4 using enchantments on every arrow.
Kill it with Fire!	Make excessive use of the explosive arrow enchantment.
Magic is for wimps!	Reach wave 9 without using any spells.
Spell Collector	Unlock 6 additional spells.
That's just rude	Kill an enemy archer with his own arrow.
That's our Captain!	Reach wave 10 in endless mode.
Unquenchable	Kill 1,000 Goblins.