Oni Invasion

“So, this is the realm of the First Spinjitzu Master? Soon, their power will be gone. Forever.”

The Oni Invasion was when the Oni invaded the The One Trillion Realms.

History

Events
Ninjago Events	War of the Oni and the Dragons · Stone Wars · Takeover of the Serpentine Valley · Serpentine War · Battle For All of Time · Prime Empire Incident · First Battle of Shintaro · Takeover of Shintaro · Battle Between Brothers · The New Generation · Revenge of the Serpentine · Attack of the Great Devourer · Resurrection of the Stone Army · The Final Battle · Nindroid Conflict · Second Serpentine War · Battle of Stiix · Return of the Time Twins · Fall of Ninjago · Rise of Ninjago · Release of Aspheera · Snaketastrophy · Monastery Siege · Takeover of the Never-Realm · Freezing of the Formling Village · Annihilation of the Yeti · Battle of the Great Lake · Lloyd's Journey · Freezing of the Great Lake · Liberation of the Never-Realm · Resurfacing of Prime Empire · Battle of Shintaro · Christening of Vania
Annual	Ninjago Talent · Take Back Ninjago
Birthdays	Vania's Birthday
Ceremonies	Choosing Ceremony
Competitions	Ninjaball Run · Tournament of Elements · Thunderblade · Sons of Garmadon Initiation Races · Speedway Five-Billion
Holidays	Day of the Departed · Halloween
Natural	Nibiru · Yin-Yang Eclipse
Remembrances	9/11 · Yin-Yang Promise (First Yin-Yang Promise · Second Yin-Yang Promise)
Wars	American Revolution · Civil War · Siege of Castillo de San Marcos
Other	Alternate Timeline