Game Progress Route for Diablo 2 presents a recommended progression path for the main campaign of the game to avoid missing any important NPCs, Locations, and Items. For detailed information, please see the Walkthrough page. Make sure to check out our complete Progression Guide for D2 Resurrected.
Diablo 2 Game Progress Route
Find the Halls of the Dead and reach the third level of that dungeon, there's a chest that contains the Horadric Cube. Take it. Return to Deckard Cain, talk to him, and go back to Dry Hills. Find the Maggot Lair, reach the third level, defeat Coldworm The Burrower, and loot the golden chest. Take the Staff of Kings. Go to far Oasis and find the Claw Viper Temple through the Lost City. Destroy the altar to obtain the Viper Amulet. Place the Staff of Kings and the Amulet of the Viper in the Horadric Cube to create the Horadric Staff.
Make your way to find the Canyon of the Magi. Once inside. insert the Horadric Staff in the orifice to open the wall to access Tal Rasha's Tomb, in here you will find 7 tombs, but only one of them is Tal Rasha's Tomb. Find the correct one to enter Tal Rasha's Tomb.
Defeat Duriel to be able to travel to the Act III.
Transmute the four items in the Horadric Cube to obtain the Khalim's Will. Use it to destroy the Compelling Orb in Travincal to unlock the entrance to Durance of Hate. Enter the Durance of Hate, find and defeat Mephisto to be able to travel to the Act IV.
Make your way to find the Arreat Summit. In there you will find the Ancient Ones: Madawc, Talic and Korlic. You have to defeat them without leaving the area. By defeating them you will gain access to Worldstone Keep.
Baal can be found in the Throne of Destruction. He will summon 5 waves of enemies with one tough Super Unique Monster each, while Baal casts Decrepify against your character repeatedly. Each Super Unique Monster will be summoned after you defeated the previous one in the following order:
Once you took down all the waves, Baal will open a portal and go through it. You must follow him through the same portal to enter The Worldstone Chamber. Now you can fight Baal directly. Defeat Baal to complete the game.