888poker will launch its 2026 XL Autumn Series on September 20, 2026, with almost $900,000 in guaranteed prize pools across the festival.
The series includes 41 numbered events and runs until September 29, 2026. Mystery bounty tournaments make up a large part of the schedule, accounting for 26 of the 41 events.
One of the opening tournaments is the $109 Mystery Opening Event, which comes with a $100,000 guaranteed prize pool and begins on September 20.
The festival also features two Mystery Bounty Main Events with combined guarantees of $350,000.
The $250 Mystery Main Event offers a $300,000 guarantee and requires almost 1,300 entries to reach that amount. Its $25 Mystery Mini Main counterpart has a $50,000 guarantee and needs more than 2,220 entries.
Both tournaments have multiple Day 1 starting flights, which began on September 13, 2026.
The series follows the 2025 edition, when Romanian player amormori won the $250 Mystery Main Event for $55,782. The $25 Mystery Mini Main was won by brocanuts, who collected $6,077.