The Berserker is the ultimate damage build for a Barbarian. Barbarians built this way dish out massive magic damage with each hit, can override physical immunities, and aren't affected by Iron Maiden. The downside is that Berserking brings Defense to zero, and leeching life/mana is impossible due to the fact the damage is magical. Given the damage potential with this build, however, one can certainly work around this handicap. There are two primary styles or sub-builds for the Berserker: