The Oni (also known as the Bringers of Doom) are a race of demonic beings. They are the first evil to ever come into existence, as well as the creators of the three powerful Oni Masks. They once inhabited Oni Land, a forbidden part of the Realm of Oni and Dragons, the first realm in existence. It is unknown why they left prior to Season 9, but their current goal is to conquer all the realms, including Ninjago. They are the main antagonists of the tenth season, March of the Oni.
This Special Pack is coming to stores near you on January 1st get hyped!