After the UFC 323 event, there have been some significant drops in the pound-for-pound rankings. The most notable ones among these are surely those of Merab Dvalishvili and Alexandre Pantoja. Both of the fighters lost their fights, resulting in a drop in their rankings.
The pound-for-pound rankings in UFC rank fighters regardless of their weight categories, based on their overall skills, fighting techniques, and damage dealt. As Merab Dvalishvili lost the bout to Petr Yan, he dropped out of the top 5 and is now ranked 8. However, Alex Pereira and Alexander Volkanovski both saw improvements in their rankings.
The pound-for-pound rankings in UFC have been a subject of debate ever since their introduction. Since there are no clear and obvious metrics (the rankings are not directly based on

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