Diablo II will make it's way to store shelves starting tomorrow . The first patch is ready today. Working to further refine the game since it went gold early this month, Blizzard has prepped an update to version 1.01 that fixes a number of gameplay and crash bugs.
A complete list of fixes to the game is available here. You can also download the patch here or wait for Battle.net to auto-update your copy of the game.