The next big match-up between a Youtuber and a ‘proper’ boxer is the bout between Jake Paul and Mike Tyson this summer.
Meulens is seen in a since-deleted video sitting in one of the pilots' seats during a team charter from Denver to Toronto.
Jágr began his NHL career in 1990 with the Pittsburgh Penguins.
Castle is the third member of the 2023-24 Huskies to declare for the NBA Draft.