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Merlin using Aldan
 Kanji/Kana 明星 アルダン
 Rōmaji Myōjō Arudan
 Also Known As
 Classification Crystal Orb
Sacred Treasure
 User(s) Merlin
Media Debut
 Manga Chapter 114

The Morning Star Aldan明星 アルダン Myōjō Arudan」 is a sacred treasure belonging to the Boar's Sin of Gluttony, Merlin.


Aldan takes on the form of a small crystal orb that appears in Merlin's hand when summoned floating around her palm.[1]


Much of the abilities of Aldan has yet to be seen but so far, it was seen being used in conjunction of Merlin's telekinesis and can display locations whenever Merlin wishes to look into it. It is also used to fire Merlin's Exterminate Ray spell.[2]



  • Aldan is the fifth Sacred Treasure to be revealed in the series.
  • Aldan is named after Merlin's mother in Welsh mythology, while the title, "Morning Star" refer to the Devil's true name, Lucifer, who people believed is Merlin's father.


  1. Nanatsu no Taizai Manga: Chapter 114.
  2. Nanatsu no Taizai Manga: Chapter 191.

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