Top Cat

How to play Top Cat

It noted the role of machine gaming revenue in sustaining shops outside of race days, which in turn supports local economic activity, including around £50 million annually devoted to British horse racing. 

Entain warned that a sharp rise in MGD could prompt customers to migrate out of the regulated market, estimating that up to £1 billion in gambling stakes could shift to the black market.

The company cited analyses from the Office for Budget Responsibility which suggested previous gambling tax rises had reduced expected tax receipts, including a £500m reduction in forecast receipts for 2029-30. This revenue, writes David, would flow to the black market. 

How to play Top Cat

Earlier this year, fellow prediction market platform Polymarket also ended its paid relationship with Santos amid a Department of Justice investigation over whether he had placed a wager on his appearance at the same State of Union address. 

A federal judge sentenced Santos to 87 months in prison last April on felony wire fraud and check fraud charges. After Santos served several months in 2025, US President Donald Trump granted the former congressman clemency, resulting in his immediate release. 

Shortly after his release, Santos had begun working as an influencer for Polymarket. 

What is Top Cat?

Prosecutors allege that five suspects had operated internet-based gambling services without the required German licences from at least July 2021. The volume of bets placed on these platforms reportedly exceeded €5.8 billion between mid-2021 and the end of 2023. 

In addition to illegal gambling, investigators suspect extensive tax evasion, with a projected tax shortfall of about €77.6 million for 2024.

The DSWV, representing licensed sports-betting operators, broadly welcomed the law enforcement action as a necessary response to the illegal market’s growth and associated risks.