What is "War Magic"?

Through the curtain of rain, the Hogwarts Express let out a melodious whistle. Its wheels turned faster and faster, leaving Platform 9 3/4 behind.

The heavy rain showed no sign of letting up. Water struck the windows and swiftly slid down, crisscrossing streaks forming a watery veil that blurred the scenery outside.

Wizet's roommates also came into the compartment. The Quidditch World Cup final had ended not long ago, so naturally, that was what they talked about;

Since no England team had made it to the final, and Michael Corner and the others had their own summer plans, none of them had bought tickets to watch it;

Now, they could only listen as Anthony Goldstein vividly described just how thrilling the match had been;

For the specific details of certain goals, as well as the on-the-spot communication and coordination, Anthony still had to consult Wizet a few times before receiving confirmation and continuing;

That was why Michael Corner and the others listened with such fascination. Anthony was essentially giving an impassioned commentary, supplemented by firsthand accounts from players on the field—it felt far more immersive than reading the newspapers.

From time to time, they expressed their regret. If only they had persuaded their families to buy tickets back then—they could have witnessed the spectacular match firsthand;

But then they comforted themselves again. Either way, it had been a lopsided lead, so watching the House Cup and the World Cup... seemed not all that different.

The Hogwarts Express continued northward. Not only had the rain not weakened, it was growing heavier and heavier;

Raindrops the size of beans pelted the windowpanes, producing a constant pattering rattle.

Anthony's commentary had left his mouth a little dry. He coughed a few times to clear his throat. "That was over a hundred thousand