It is worth noting that the Brazilian Oliveira owned this belt, but he lost it before the fight with Justin Gati, showing an advantage of 200 grams. Charles won that fight by submission.
As for Makhachev, his winstreak is 10 fights in a row. In his last fight, he won by TKO against Bobby Green.
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UFC 317: Dariush vs Carneiro - Date, Start time, Fight Card, Location