Big Sumo

How to play Big Sumo

The work he’s done through Spilfri.nu has also exposed him to a wider problem within the índustry.

“Our work is not driven by opposition to the gambling industry or to legal, licensed operators. Quite the contrary.”

The focus is on identifying illegal and unregulated gambling sites, operators that offer gambling services without the necessary licence, as well as sites that misuse, copy, or falsely refer to other operators’ licences.

How to play Big Sumo

Separately, the two senators wrote a formal letter to a bevy of pro sport leagues last October requesting additional details on the leagues’ interaction with integrity monitors on suspicious wagering.

Despite Tuesday’s memo, it is not immediately clear if any professional sports league commissioners are willing to testify before Congress on some of the most problematic aspects of sports betting.

Matt is primarily responsible for long-form feature coverage on complex sports betting scandals. He also provides coverage on finance, M&A and other technological developments.

What is Big Sumo?

This week, Casino.org reported on Atlantic City’s difficulties in August, where in-person casino revenue slowed 5.5% to $294.9 million.

The Mid-Atlantic struggles weren’t limited to New Jersey, as Pennsylvania revealed today (Sept. 17) that brick-and-mortar gross gaming revenue (GGR) from slot machines and table games totaled $280.3 million.

Pennsylvania casino revenue for August was almost 6% lower than a year ago, when the state’s casinos won $297.7 million from their physical slots and table games. Pennsylvania’s August 2026 struggles came despite the state having one more casino last month than it did in August 2025, as Happy Valley Casino only opened in April 2026.