The house always wins.
I don't know of any long term profitable sports gamblers - but that makes sense because why reveal yourself and your methods if you're profitable?
By long term I mean at least 1,000 bets while still being profitable. Even more impressive if they are making a living off of it.
The only person I can think of is Picks Office on Twitter.
Sports betting is the one place that "prediction markets" make the most sense. Instead of there being a house to win against, the market just skims a fee. The line is set organically by betters, not be the house targeting a profit margin, and the house has no incentive to restrict successful betters because they solely profit on flow, not losses.
Tony Bloom, the billionaire owner of Brighton & Hove Albion FC seems to be managing it.
https://www.theguardian.com/football/2025/dec/05/brighton-ow...
What about Frank Rosenthal? Admittedly these guys are extremely rare, that's why the handful of successful ones are famous.
If you profit at sports betting they limit your bet size severely