The Winning Poker Network (WPN) is preparing for another major tournament series in September, with the Online Super Series XL (OSS XL) running from September 6 through September 29. More than 700 tournaments will be held during the festival, offering at least $50 million in combined guarantees.
The series will be available across the WPN network, including PokerKing. The OSS XL schedule caters to a wide range of bankrolls, with buy-ins starting at just $0.55 and going all the way up to $2,650. Most tournaments will fall into the $16.50 to $109 range.
More Than 700 Tournaments and $50 Million Guaranteed
The Online Super Series is traditionally one of the biggest tournament festivals on the Winning Poker Network calendar, and its 2026 fall edition will once again feature tens of millions of dollars in guaranteed prize pools.
More than 700 tournaments will take place between September 6 and 29. Most events will feature guarantees of up to $100,000, while some of the larger one-day tournaments will offer guarantees ranging from $300,000 to $750,000.
Three events will feature seven-figure guarantees, with the $2,650 buy-in Main Event and its $2.5 million guaranteed prize pool serving as the centerpiece of the series.
PokerKing players will not necessarily have to pay the full buy-in to enter the more expensive events. The standard WPN step-satellite system will offer qualification routes into OSS XL tournaments, with some paths starting from freerolls. Additional satellites guaranteeing an increased number of tickets will also be available for selected major events.
Three Main Events on the OSS XL Schedule
The Online Super Series XL will feature three Main Events at different buy-in levels:
- OSS #1 Main Event: $2,650 buy-in – $2,500,000 GTD
- OSS #2 Main Event: $1,050 buy-in – $2,000,000 GTD
- OSS #3 Main Event: $66 buy-in – $500,000 GTD
All three tournaments will feature two Day 1 flights, scheduled for September 20 and September 27.
Players will start with stacks of between 300,000 and 350,000 chips, equivalent to approximately 188–219 big blinds. Blind levels will increase every 15 minutes.
Late registration will remain available throughout the entire eight-hour opening day, with unlimited re-entries permitted during the registration period.
Surviving players will return for Day 2 on September 28, with the final tables scheduled for the following day. The final tables will also be broadcast live.
Four Major Multi-Flight Events
In addition to the regular tournament schedule, OSS XL will feature four multi-flight events, including three Mystery Bounty tournaments:
- $630 buy-in – $1,500,000 GTD
- $109 Mystery Bounty – $500,000 GTD
- $33 Mystery Bounty – $150,000 GTD
- $5.50 Mystery Bounty – $75,000 GTD
The structure provides lower-stakes players with access to substantial guaranteed prize pools as well, including a $75,000 guarantee for a buy-in of just $5.50.
Another $65,000 Available Through Leaderboards
Results throughout OSS XL will also count toward three separate leaderboards, with a combined $65,000 in cash prizes and tournament tickets available.
The leaderboards are divided according to tournament buy-in:
- Low: up to $15
- Medium: $16.50–$88
- High: $104.50 and above
Leaderboard points will be calculated based on both the tournament prize pool and a player's finishing position, meaning deep runs in larger events will generate more points.
The winner of the High leaderboard will receive $15,000, while the Medium leaderboard champion will earn $7,500 and the Low leaderboard winner will collect $4,000. Other top finishers will receive a combination of cash prizes and tournament ticket packages.
OSS XL Begins September 6
The Online Super Series XL will run for more than three weeks, providing PokerKing and other WPN players with hundreds of tournaments across a wide range of stakes.
Alongside the $50 million overall guarantee, the schedule features three Main Events, four major multi-flight tournaments and an additional $65,000 leaderboard promotion.
The complete Online Super Series XL schedule is expected to be released shortly.

















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