Nekropolis

Nekropolis, also known as Death's Cave, is acessed from the Skeleton's Gorge. This is where the wave challenge is located. This challenge consists of mulltiple waves of some of the strongest enemies in the game:


 * Skeleton Warrior
 * Skeleton Mage
 * Skeleton Wizard

After successfully fending off all these waves, the Skeleton King will appear for a boss battle.