In the late 1990s, Boeken was an accomplished player of Magic: The Gathering who competed internationally.

[5] Eight months later, he played in the $10,000 no-limit hold'em championship of Festa al Lago II in Las Vegas, Nevada, where he cashed in 22nd place.

[6] In October 2004, Boeken made the final table of the European Poker Tour (EPT) event in London won by professional John Shipley.

[8] Boeken attended the World Series of Poker (WSOP) in 2005 and cashed twice, including at the final table of the $2,500 limit hold'em event.

[14] Boeken earned his largest tournament cash to date with a victory in the Master Classics of Poker in Amsterdam in 2013.