Emperor Boo
The Ruler
Gender Male
Location Boo Battleground
Current Status Deceased
Class Ancient Ruler of Boo

Founder of the Boo Kingdom

Family and Relations
King Boo
Emperor, Your Highness
First Appearance Super Mario: An Evil Rising
Emperor Boo is the ancient ruler of the Boos.


Super Mario: An Evil Rising

The Emperor tries to come up with a way to stop the War Mage. Then, Luigi comes and decides to help him. After Luigi transforms the War Mage into the War Mage Sword, the Emperor keeps the sword and Luigi leaves.

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