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How to play Volatile Vikings
Another proposed action from the leagues centres around the creation of a standardised, cross-operator reporting platform that will allow players, unions and leagues to “securely transmit verified evidence of threats” to state regulators.
Maloney leads an association that features sportsbook powerhouses such as DraftKings, FanDuel, Fanatics and Bet365.
“We welcome efforts by leagues, players and regulators to build on that work and make clear that harassment has no place in sports,” Maloney told iGB.
How to play Volatile Vikings
In a written response published in January 2026, Arno Rutte, the state secretary at the time acknowledged that enforcement against such sites remained limited, particularly for domains not registered under the .nl extension.
According to KVA, KT van Bruggen, the current state secretary for Justice and Security, has pointed out the urgency of implementing effective countermeasures to limit access to such illegal platforms.
Last week a committee made up of MPs from across the Netherlands’ political spectrum also raised concerns around the role of Meta and Google in supporting the black market.
About Volatile Vikings
Still, Kalshi had a nine-fold lead over Polymarket, its next closest rival. Polymarket, meanwhile, led the group with 762,000 app downloads, edging Kalshi, DraftKings and FanDuel in the category. The downloads represented a 13,509% weekly increase and 25% of total category downloads, Polymarket wrote in a statement.
Across the market, operators delivered high double-digit gains compared with Labor Day weekend, which featured a full slate of college football games but no NFL contests. Two operators, DraftKings and Underdog each saw triple-digit growth, delivering weekly increases of 125% and 119%, respectively. Three others, Polymarket, Crypto.com and Novig, saw gains of at least 30%, led by Polymarket with a weekly increase of 46%.
One interesting nugget surrounds weekend figures at Kalshi, where volume on Sunday only surpassed prior daily activity by $34 million, BofA data shows. Typically, Sunday volume for the quarter dwarfs that of College Football Saturdays due to the voracious demand for NFL offerings. BofA analyst Shaun Kelley attributes the irregularity to the possibility that Kalshi is “over indexing” on college sports.
