How to upgrade the Nightmare Emblem in Diablo 4? The way to upgrade the Nightmare Emblem in Diablo 4 is to continuously complete the tasks in the dungeon, which can be broken down and upgraded. Once you clear the level, you can unlock the upper three levels, and then you can obtain the tasks.
Keep playing dungeons to upgrade, and then you can upgrade the nightmare emblem.
Clearing the dungeon once can unlock the upper three floors, and keys can be dropped in the Nightmare Dungeon and Whispers.
After brushing out a three-level weapon, you can receive the mission, and after completing all the missions, you can upgrade it.
After upgrading, the nightmare emblem can be broken down to be upgraded.