From Dragon Quest Wiki
The Dragon Orb (ドラゴンオーブ doragon ōbu) is an important item in Dragon Quest V. The Zenith Dragon's powers were sealed in orb and stored in Talon Tower. The hero and his children had to retrieve it from the tower's vault and return it to Zenithia.
Dragon Quest V: Hand of the Heavenly Bride
Dragon Quest of the Stars
|This awesome orb harbours the might of a powerful dragon.|
Dragon orb darkened in Stars.