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John O'Brien vs Wayne Collier
Tale of the tape · head-to-head comparison
John O'Brien defeated Wayne Collier by Submission (Rear-Naked Choke) at Blue Corner Promotions - Ultimate Blue Corner Battles (Feb 7, 2020).
United States5-1-0Record0-5-0
5Wins0
60%Finish Rate0%
2KO / TKO0
1Submissions0
5'11"Height6'2"
27Age34
WelterweightWeight ClassMiddleweight
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