Successfully complete the indicated task to unlock the corresponding achievement.

Achievement	How to unlock
Catacombs (Challenge)	Vanquish the boss of the catacombs. (Challenge)
Catacombs	Vanquish the boss of the catacombs.
Cemetery (Challenge)	Vanquish the boss of the cemetery. (Challenge)
Cemetery	Vanquish the boss of the cemetery.
Frozen plains (Challenge)	Vanquish the boss of the frozen plains. (Challenge)
Frozen plains	Vanquish the boss of the frozen plains.
Hero (Challenge)	Become a hero. (Challenge)
Hero	Become a hero.
Legend (Challenge)	Become a legend. (Challenge)
Legend	Become a legend.
Mages' tower (Challenge)	Vanquish the boss of the mages' tower. (Challenge)
Mages' tower	Vanquish the boss of the mages' tower.
Ogres' swamp (Challenge)	Vanquish the boss of the ogres' swamp. (Challenge)
Ogres' swamp	Vanquish the boss of the ogres' swamp.
Our hero and savior (Challenge)	Save all the survivors. (Challenge)
Our hero and savior	Save all the survivors.
Outcasts' forest (Challenge)	Vanquish the boss of the outcasts' forest. (Challenge)
Outcasts' forest	Vanquish the boss of the outcasts' forest.
Rogue	Become evil.
The hero's path	Save 5 survivors.
The king (Challenge)	Vanquish the king. (Challenge)
The king	Vanquish the king.
Town's ruins (Challenge)	Vanquish the boss of the town's ruins. (Challenge)
Town's ruins	Vanquish the boss of the town's ruins.
Traitors' prison (Challenge)	Vanquish the boss of the traitors' prison. (Challenge)
Traitors' prison	Vanquish the boss of the traitors' prison.