MMA fans were sent into meltdown over the "Fight of the Year candidate" which included 14 KNOCKDOWNS.
Lewis McGrillen met Dean Garnett in the PFL Europe semi-final bout - with a place in the $100,000 winner-take-all finale fight at stake.
And the two quite literally put it all on the line over three quite thrilling rounds at the OVO Hydro.
Both men were down multiple times - 14 in total in just 12 minutes - with a left hand in round three from McGrillen finally finishing the fight.
Fans lost their mind online as one said: "Fight of the Year candidate."
Another added: "This is unreal, both fighters just biting down on the mouthpiece and going for the knockout. Pure fighting."
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One gushed: "This fight was complete madness."
Another hailed: "Stuff like this is why MMA is unmatched what a fire fight."
McGrillen, 23, now faces German Alexander Luster, 27, in the PFL Europe final on December 14 in Lyon, France.
But he was quick to pay his respect Garnett - who he formerly trained with.
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McGrillen said: "I knew Dean Garnett would be the hardest fight, I've known him since I was a kid and I got it cracking with him.
"He's a hard c**t but I knew what I wanted at the end of the day. I mean no disrespect to him."
On the KO, he said: "He took a few licks though, didn't he? I knew all I needed to do was turn my hip a little bit more and he'd be done.
"There's only so many shots you can take."