I know there is similar threat. Some people wrote that Hiruzen can defeat Raikage.. But how?
If you look to Hiruzen's stats, you can see that he has ninjutsu: 5 (Raikage too), taijutsu: 5 (Raikage too) genjutsu: 5 (But he hasn't any genjutsu), Inteligence 5 (Raikage 3,5-4), speed 3 (Raikage 5)...