After Sirius Black went to capture Peter Pettigrew, Harry could not help asking Horatio, "Horatio, why did you suddenly commit such a major crime? And why can you now freely enter and leave Azkaban?"
Horatio immediately replied, "It was all the Ministry of Magic's fault. They wanted to seize the money I made selling Yu-Gi-Oh cards, so they colluded with three Pure-blood families to send me to Azkaban. I had no choice but to fight back, wiping out those three Pure-blood families and destroying the Ministry of Magic.
"As for why I can freely enter and leave Azkaban, it's because the people locked up there are all vicious criminals. Without some way to protect myself, I'd be easily bullied inside, so I had no choice but to fight back. And so, in just three days, I beat every prisoner and Dementor into submission and ascended to the throne of Azkaban Warden."
As Sirius Black tracked Peter Pettigrew by scent, he could not help grumbling inwardly, You call that beating them into submission? You tortured them into submission! Even Voldemort's most loyal followers were tortured by you until they became rabid fans of Professor McGonagall. I've never seen a young wizard smile while pulling out someone's soul and torturing it in every possible way.
Naturally, Harry could not hear Sirius Black's complaints. However, from his earlier conversation with the Weasley parents, Harry had also learned through unofficial channels that three Pure-blood families had indeed planned to collude with the Ministry of Magic to seize Horatio's Yu-Gi-Oh business. Horatio's actions had been legitimate self-defense.
"Fine. I know you wouldn't kill people for no reason, but I hope you discuss something this major with us beforehand next time. We're friends, and Hermione was really worried about you."
Just as Horatio was about to