In [Diablo 4], if players want to play the nightmare copy, they need to use the emblem key. The emblem key requires the player to make it. Players who want to make the emblem key need to complete the prerequisite tasks first.
1. Before the player completes the prerequisite tasks, the emblem function in the game cannot be opened and is in an unlocked state.
2. To unlock the manufacturing function, players need to clear a world level 3 or above dungeon . As long as the level is cleared once, players can receive manufacturing tasks in the task interface.
3. After completing the task, go to the power merchant to make the emblem key.
4. In addition to manufacturing, players may also have a chance to drop nightmare emblems as long as they complete the task of making the Whispering Ancient Tree or complete other copies.