Emerald King

How to play Emerald King

The current teams have five and eight people, but Grenstad believes they could eventually become much smaller.

“In my dream, it would be two- or three-person teams,” he says.

Developers can also move between rapid-response and longer-term projects depending on their interests and where they can contribute most effectively.

About Emerald King

The two companies began collaborating in November 2025. As part of the deal, Polymarket provided data for a dedicated prediction market section on Yahoo Finance. The feature provided market-based probabilities of economic, political, and financial developments alongside Yahoo Finance content. 

The Yahoo Finance prediction market section was taken out in April. The companies have now confirmed that the larger deal is also off, as reported by Bloomberg. 

Yahoo said Polymarket is still an advertising partner and suggested the two could collaborate on other projects in the future. Polymarket has not provided any public explanation for the end of the data partnership. 

What is Emerald King?

According to David, the step forms part of Entain’s broader initiative to streamline operations, increase efficiency and improve customer experience, with the company aiming to create centres of excellence across locations.

“The proposed changes are being made to ensure our business remains competitive, financially resilient and well positioned for the future as our sector faces an increasingly challenging operating environment,” David said.

“This decision has not been made lightly and our immediate priority is to support those of our colleagues who may be impacted through this transition.”