The War Plan system in Diablo 4 is your best friend in Sanctuary when it comes to venturing into the endgame portion of Blizzard's action RPG. After having completed the campaign, it's time to focus on improving your build and climbing the Torment ladders. The journey up to Torment XII is long and it requires a strong character. To farm better gear and level up your Paragon level, your only option is to grind endgame activities like Helltides, the Pit, and Nightmare Dungeons. If you want to streamline the grind and ensure you receive good loot after all the work, then you need to create a war plan. Below, you find a complete rundown on how to unlock the War Plan in Diablo 4 and how it works . How to unlock the War Plan in Diablo 4 There are two prerequisites for unlocking the War Plan system in Diablo 4 : you must own the Lord of Hatred DLC and must complete its campaign . The system becomes available as soon as you finish watching the final cutscene and return to Temis.…