Veldhuis was a StarCraft player. During an international event, he met the French poker player Bertrand Grospellier. Grospellier inspired Veldhuis to play online poker. In 2005, Grospellier deposited Veldhuis' first $10 at PokerStars.[4]
Later he played live tournaments as well, but was not used to the slow pace. Online, he was used to playing fast at multiple tables at a time. He often complained about the pace of live poker. He met professional tennis player Raemon Sluiter, who advised him about sports mentality. Later Veldhuis helped and mentored Sluiter's girlfriend Fátima Moreira de Melo with her professional poker career.[5]
Veldhuis was knocked out of the main event of the 2009 World Series of Poker on day 2 after finishing high in day 1.[6]
Veldhuis is a member of Pokerstars Pro Team Online and streams high/mid-stakes tournaments on PokerStars with average monthly buy-ins of US$40K on Twitch. He is considered a major poker personality in the industry.[7] In 2020, Veldhuis finished 15th in the PokerStars SCOOP Main Event, winning $62,620. During this event, his stream was watched by a peak of 58,799 viewers, a record for poker streamers.[8]
Veldhuis plays an aggressive game - not uncommon of double- or triple-barrel bluffs (bluffing second and third betting round). Although this can be said for many players - not many do it after a single raise preflop.[citation needed]