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Nightmare Tempest Mephis offers a significant upgrade over standard 4-slot Electro Echoes in Wuthering Waves. It boosts stats and can dramatically improve damage rotations. Its enhanced visual appeal is an added bonus!
While all Nightmare Echoes provide similar benefits, accessing Nightmare Tempest Mephis requires specific steps. This guide outlines the process.
Where to Find Nightmare Tempest Mephis in Wuthering Waves
This challenging boss resides in a large, circular arena within the Shores of Last Breath, Fagaceae Peninsula. However, accessing the fight requires completing two prerequisites.
First, finish the "Where Winds Return to Celestial Realms" quest. This exploration quest, located in the Shores of Last Breath, involves combat challenges. Completion unlocks access to Nightmare Tempest Mephis' arena.
Second, locate all Dream Patrols in the Shores of Last Breath. Completing them isn't necessary; simply discovering their locations on your map suffices. Upon finding all patrols, a message confirms Nightmare Tempest Mephis' appearance, and the boss becomes accessible at the location shown in the image above.
Should You Use Nightmare Tempest Mephis?
The optimal choice depends on your Echo stats and desired character build. Nightmare Tempest Mephis inherently grants an Electro DMG bonus when equipped in the main Echo slot, appearing in either Void Thunder or Empyrean Anthem Sonata sets. Void Thunder generally benefits all Electro damage dealers, while Empyrean Anthem Sonata is better suited for characters utilizing Coordinated Attacks (e.g., Yinlin and Yuanwu).
Furthermore, its unique transformation attack can enhance damage rotations for specific characters or team compositions. This, combined with the passive Electro DMG bonus, makes Nightmare Echoes valuable for most characters.
However, prioritize Echoes with superior stats. If Nightmare Tempest Mephis possesses inferior stats compared to a regular Echo, the standard variant may yield better results.