Firebolt

"Cool," Harry said. "How fast does it go?"

"Honestly, I'm not sure. Tony keeps fiddling with it, and it's powered by one of his arc reactors. Top speed so far is three times the speed of sound," Clint said.

Harry's jaw dropped.

"Wow," he breathed. "Even the Firebolt only does three hundred."

"Firebolt?"

"My broomstick."

"You have a flying broomstick?" Clint asked, incredulous. He'd run across them in the past once or twice, but he reacted out of surprise both out of habit and genuine surprise that a teenage orphan would have the Wizarding World's answer to a Ferrari.

"Yeah," Harry said. "It's shrunken, in my bag."

—-Chapter 7, First Impressions