News OSS Final Weekend Brings Last Chance for Massive Main Events and More Americas Cardroom May 22, 2026 The Online Super Series is heading into its final weekend, and the biggest moments of the series are still to come! With more than $20 million guaranteed across 171 events, the OSS has already produced massive fields, huge payouts, and nonstop action. Now, as Memorial Day weekend arrives, players have one last chance to chase life-changing scores, final table appearances, and OSS titles. And the road to victory might just run straight through ACR Pro Chris Moneymaker. Three Huge Main Events Take Center Stage This Sunday, May 24th at 11:05am ET brings the final Day 1B flights for three massive Main Events, giving you one more opportunity to punch your ticket to Day 2 on Monday, May 25th. The lineup includes: $1.5 Million Guaranteed ($2,650 buy-in) $1.5 Million Guaranteed ($1,050 buy-in) $1 Million Guaranteed ($215 buy-in) For many players, the $215 Main Event represents one of the best opportunities of the entire series — a chance to compete for a seven-figure guaranteed prize pool at an affordable buy-in. Moneymaker Bags The Chip Lead Adding even more excitement to the final weekend, Chris Moneymaker finished Day 1A as the overall chip leader in the $1.5 million guaranteed Main Event with a $1,050 buy-in. That means anyone advancing through Sunday’s final flight could find themselves sharing the virtual felt with one of poker’s most famous champions when Day 2 begins. Millions Still Up For Grabs The action doesn’t stop with the Main Events. Players can also jump into the $250,000 guaranteed Main Event with a $66 buy-in this Sunday at 11:30am ET, while the $1 million guaranteed Multi-Flight event ($630 buy-in) has flights running through Monday, when Day 2 will also take place. Three marquee Mystery Bounty tournaments are also building toward their final days: $750,000 GTD ($109 buy-in) $150,000 GTD ($33 buy-in) $75,000 GTD ($5.50 buy-in) The Leaderboard Competition is also gearing up for an exciting finish, with over $30,000 in prizes to be won, all funded directly by us. Last Chance to Take Your Shot With massive guaranteed tournaments reaching their climax, the OSS final weekend is set to deliver huge moments from start to finish.