Magic Slaughter: Round 2

Objectives

 * Pull Lever O' Magic
 * Survive round 2
 * Complete waves: 0/4

Strategy
There are four waves to fight in round 2, consisting of:
 * 1) Dwarves
 * 2) Knights and a Crystal of Perpetual TERROR
 * 3) Dwarves and Knights
 * 4) Wizards