LOGAN PAUL, KSI teased a THIRD battle in what is being called "The Final Chapter".
They are known as the pioneers in 'YouTube Boxing', paving the way to Jake's professional career.
Logan Paul and KSI teased a final fight, with an announcement expected next week
Paul and KSI fought in Manchester, England in 2018, as amateurs.
The Brit won the Los Angeles rematch - their first professional match - one year later.
Paul has maintained his in-ring career, even fighting Floyd Mayweather. KSI is focusing on his music career.
The pair teased a tri-fight, with an official announcement scheduled for January 4.
Paul captioned a social media post: "This will only ever end one way."
KSI - realname Olajide Olatunji – shared a picture of the two of them on Instagram with the title "The Final Chapter".
In 2018, 21,000 YouTube fans witnessed the first fight between these rivals. This was despite the fact that 63 million people watched online.
They fought to a draw in six rounds, but Eddie Hearn promoted their second fight as professionals in the US.
KSI won in LA via split decision and has turned his back on boxing - Paul and Jake continue to fight.
Paul fought Mayweather in eight rounds. There was no winner.
Paul even admitted that KSI punched HARDER more than 50-0 veteran Money.
He claimed that KSI was the one packing the biggest punch when he was asked. Not even a competition, bro.
"Floyd Mayweather's clear shots, I was like: 'Cool. Good job.' KSI Now, I'm like: 'Keep your f***ing faces away from those hands.