source: http://us.battle.net/d3/en/blog/4833883/BattleTag_Update_--_Free_BattleTag_Change-4_13_2012#blog When we introduced BattleTag nicknames, many of you created one to try the feature in the Diablo III beta test or simply establish your new identity in anticipation of Diablo IIIs release. Today, were releasing an update that will give everyone one opportunity to change their BattleTag nickname for free. If you picked a nickname youre not happy with, dont worry -- you can pick a new one. Even if you havent created your BattleTag identifier yet, youll still get one free BattleTag change to use after its been created (similar to the way character name changes for StarCraft II worked). As we announced previously, BattleTag nicknames will be required in order to play Diablo III , and in the future, theyll be used in a variety of ways across all of Battle.net. To set or change your BattleTag, simply log in to Battle.net account management, head to the Account > Summary page, and look...