The 18-year-old Canadian became the youngest-ever EPT winner by outlasting 410 players to win the German Open, also down as EPT Dortmund.
Earlier in the week Steve Billirakis became the new youngest WSOP winner when he won Event 1 at the Tony G.
All is well now for the young Canadian, however. There is no doubt that he will be a terror on the poker circuit for years to come - and given his age that means a very, very long time.
To learn more about McDonald's stunning victory at EPT: Dortmund check out this recap by PL.com's Owen Laukkanen or this exclusive interview with McDonald by Martin Derbyshire.