What top 5 boxers today have the best high guard?

Which boxers have the best overall high guard today in boxing? The best high guards have the least amount of piercing or breakage, are used the most actively, catch and block the most punches.

Some of the guys that come to my mind are Bivol, Beterbiev, Canelo, Tank Davis, Usyk.

Which guys have the best high guard? And what makes their guard harder to break or more effective?