The fight was the headliner of a card filled with YouTube stars and gamers, with Logan's younger brother, Jake Paul, winning his own bout before Logan entered the ring in Manchester.
Their fans dubbed this fight as "the moment we've all been waiting for", which is no surprise, as KSI has over 19 million YouTube subscribers and Logan has over 18 million.
We will cover the whole fight down below as anticipation for the fight builds as the main event gets closer.
KSI and Logan Paul's first fight ended in a majority draw.so what's the next step?
The PPV will also give you access to the main matches and all the matches from the undercard as well.
Fight, fight, fight! Logan Paul is set to square off against KSI in the boxing ring today.
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Well, Kante has instead switched to being one of the two more attack-minded centre midfielders in front of Jorginho. "I can't play with five defenders".
KSI took on the victor, Weller, at the Copper Box Arena in London in February, and won. He weighed in last night at 84.9kg whereas Logan Paul is the slightly bigger man, weighing in at 86kg and having a slight height advantage of two inches.
Rehosting the stream on other channels was forbidden, so there was only one official way to see it happen live.
After all, KSI and Logan Paul now stand to make even more money than if this fight had ended with a decisive victory, and considering the nature of their careers and the WWE-style buildup to the fight, it's understandable why some are skeptical. The two are also popular YouTube personalities.
American fighter Paul said: "I think it's what the people want".
At first people thought this was just a publicity stunt for views and the fight event would never materialize, but as the two sides went back and forth for weeks and started training seriously people started to realize it was no joke.