[ Oh. Look...another person who opened the ball cabinet. This is becoming a Thing, isn't it? Gwen's amused by the whole thing, to be honest. It keeps life interesting on the train, so Gwen's going to step in and try to help.

When she spots the guy eyeing the Snitch, she takes one out of her pocket. The wings unfurl from around the golden sphere, but they just kinda flap uselessly before curling up again. ]

It's a Snitch. It's from the Harry Potter series. They have this really cool game played on brooms. The entire point of it is to try to catch that thing, but it's fast and tricky. It's worth one-hundred and fifty points, which basically means despite how the rest of the game goes, you catch that and your team wins.