"Any delay from the Court will result in increasing consumer harm and risk to game integrity,” the NFL wrote in its brief filed on Thursday.

The National Football League filed an amicus brief arguing prediction markets like Kalshi should face state gambling regulation over game integrity.

The National Football League has entered before the highest court in the land to seek classification of prediction markets as gambling apps.

The NFL filed a brief to the Supreme Court Thursday arguing that sports contracts offered on prediction markets constitute gambling and should be regulated as such.