After playing on my Paladin, I decided it was time to dig deep down to my Diablo II roots and play the first character that I created, back when the game was first released: the Barbarian. Some current Barb players will be happen to know that the 1.13 Patch brought about a couple of buffs for them:
Official Blizzard Quote:
-Whirlwind - Reduced initial mana cost by 50%.
-Masteries - Changed critical strike chance from 0-25 to 0-35.
-Removed Oblivion Knight's Iron Maiden curse.
This means for less mana requirements on WW Barbs, which could potentially change the WW Barb Build since you can use items without worrying about gaining the +mana attributes on items. Also, with Iron Maiden now gone, you won't have to worry about tanking your own damage in return. Here's the build that I went with:
Any merc of your choosing will do fine. Some like to go with an A1/A3 mercs for ranged attacks, while others want to go with an A2 merc for the aura's. I would recommend going with the following though: