Poseidon

How to play Poseidon

While the intention is to protect vulnerable households and ensure welfare is spent on essential needs, proposed measures are being complicated by legal, technical and privacy obstacles.

Harris Tsangarides, executive director of the Gaming & Casino Supervision Commission, said his department had noticed spikes in gambling activity coinciding with GMI payment dates, prompting the regulator to consider “technical solution” to cross-reference GMI beneficiary lists with casino membership records.

An issue raised by Giannis Vasiliadis, director of WBAS, was the limited access to recipients’ banking information. This limited data can hint at suspicious activity but cannot conclusively verify gambling transactions.

What is Poseidon?

The research also identified content that associates betting with investments and the possibility of income.

In one of his Instagram stories, speaking directly to the camera, Pedro (a fictitious name for a “professional gambler”) shares a “unique opportunity”. He says that he is going to release a “super promotion for a premium group, which has higher odds”.

The normal price for access to the Telegram group would be BRL397 ($77.18) per month. But, exclusively on that day, he would release both groups together for “only BRL14.91 per month on the annual plan”. This group is the main product sold by Pedro, where he publishes sports predictions, tips on betting operators and higher-value betting odds.

About Poseidon

A hearing before the Supreme Court would be the culmination of what has been the biggest sports betting-related development since PASPA. Perhaps no other issue has united gaming stakeholders from various companies, tribes, states and regulators.

Beginning with the US presidential elections in November 2024, when prediction markets catapulted into mainstream culture, their rise has been undeniable. Kalshi and Polymarket have seen their valuations balloon to $40 billion and $21 billion, respectively, and the majority of the top US bookmakers have scrambled to expand into the prediction space in various forms, either by building their own exchanges, acquiring existing ones or engaging in market-making.

Commercial sports betting generated just under $17 billion in nationwide revenue in 2025, which is why Davenport asserts that the “stakes of this case are exceptionally high”. Kalshi and Polymarket alone posted more than $45 billion in trading volume, which is similar but not identical to betting revenue, in August. That was a 15% decline from July, although that drop is attributed to the conclusion of the Fifa World Cup tournament that month per Yahoo! Finance.