the plauge oni is in the back of one of the dungeons, i forget which one exactally but it's in mooshu that i know for sure
It's dropped by the War Oni.
Defeat JADE ONI
It's balance
Depending on which Scarab you want: Death Scarab: You may be able to get through hatching with someone who has it. Grim Scarab: Same as above Life Scarab: Dropped by the Plague Oni, a rank 7 Balance boss that can be found in Shirataki Temple in Mooshu.
When you finish Mooshu and is about to heal the injured Emperor, the Jade Oni will step in your path. You need to defeat him, and then you can accept the Jade Champion's quest later on. When you want to re-fight the Jade Oni, just enter the Emperor's Palace and turn on the Obelisk, it will summon the Jade Oni.
Hatch Efreet with Jade Oni, and you might get Efreet, though a slight change will be made to the stats of the pet.
One place that Oni appears in Ao Oni is in the library.
A few 1st tier games based on Ao Oni are Abe Oni, Aka Oni,Akame Oni, and Ao Oni Plus.
It is thought that the Oni is inside the mansion because he was a former resident of Ao Oni.
The Oni in Ao Oni is a creature with light purple skin and large black eyes.
When an Oni starts following you in the game Ao Oni, the only place to hide is in a closet.
An Oni is a type of myth