Most world titles held simultaneously

[Ben Bolt]

so many ... sanctioning bodies ...

The reason why a lot of us old-timers lost interest in the sport.
More champions than challengers.
The crooks at the alphabet orgs ruined it.

[Sugar Adam Ali]

Hopkins

Ibf
Wbo
WBC
WBA

When he beat Oscar

[JayID]

Henry Armstrong holding 3 of the then 8 major titles takes a huge dump on any of these other guys with their little trinkets.

Beat me to it.. close to my exact words.

[Anthony342]

Yeah or sh**s in the mouths of those guys, as Louis CK would say.

[Pigeons]

Hopkins

Ibf
Wbo
WBC
WBA

When he beat Oscar

That's 4. Mayweather held 5 after beating Pacquiao; WBA, WBC, WBO at 147 and WBA, WBC at 154.

[Sugar Adam Ali]

That's 4. Mayweather held 5 after beating Pacquiao; WBA, WBC, WBO at 147 and WBA, WBC at 154.

Damn, I forgot about that, good call