The Missing Feather is an Immortal Emperor True Treasure created by Immortal Emperor Fei. It is one of the ten strongest Immortal Emperor True Treasures in history.
Immortal Emperor Fei left it in the Soaring Immortal Sect.
Long Aotian used the Missing Feather in his last battle against Li Qiye.
The Missing Feather is a feathered fan with many colors. However, one feather is missing.