ACR Poker Launches Online Super Series XL in March 2026

Jonathan Rodriguez

Written by: Jonathan Rodriguez

Published: Sat Feb 21, 2026, 8:00 am ET

Read Time: 2 minutes

ACR Poker Launches Online Super Series XL in March 2026

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Americas Cardroom (ACR Poker) is kicking off its massive Online Super Series XL (OSS XL) tournament from March 1st to 23rd, 2026. This highly anticipated series promises huge prize pools and innovative formats for players across all bankrolls. 

US online poker sites are buzzing as this event marks one of the biggest online series of the year.

What is the Online Super Series XL?

The OSS XL is a supersized poker tournament series featuring $50 million in guaranteed prize pools. Players can compete in three main events with massive guarantees:

  • High Main Event: $2,650 buy-in | $2,000,000 GTD
  • Medium Main Event: $1,050 buy-in | $2,000,000 GTD
  • Low Main Event: $215 buy-in | $1,000,000 GTD

The series begins on March 1st, with Day 1A of the main events kicking off on March 15th and concluding with the final tables on March 23rd.

Mystery Bounty & Multi-Flight Format

ACR Poker adds excitement with its Mystery Bounty tournaments and Multi-Flight formats. Highlights include:

  • Three $500K Mystery Bounties: $109 buy-in events, spread across the series.
  • Micro/Small Mystery Bounties: Buy-ins starting as low as $5.50 and $33.
  • Monster Multi-Flight: $630 buy-in with a $1.5 million guarantee and flights running throughout the series.

These formats give players multiple opportunities to score big while enjoying varied and competitive gameplay.

Specialized Poker Event Formats

ACR Poker also introduces unique formats to spice up the OSS XL:

  • Phil's Thrill XXL: A supersized version of their high-stakes weekly tournament with a $1.5 million guarantee ($10,300 buy-in).
  • Survivor Flips: Players "flip" into the money in Phase 1, and surviving players start Phase 2 already ITM ($130 buy-in).
  • Mixed Games: Includes Pot-Limit Omaha (PLO), PLO8, 6-Max, and various Turbo/Hyper-Turbo structures.

These formats cater to a wide range of player styles, from high rollers to strategic grinders.

$65,000 Leaderboard Contest

Throughout the OSS XL, players can compete for a share of $65,000 in cash and tournament tickets. Separate rankings exist for Low, Medium, and High stakes, rewarding consistency over the series.

The Online Super Series XL offers an unmatched opportunity for poker enthusiasts to test their skills, chase big prize pools, and enjoy diverse tournament formats. Check out ACR Poker today to secure your seat and experience one of the biggest online poker tournaments of 2026.

Jonathan Rodriguez
Jonathan Rodriguez

Jonathan is an avid basketball fan, and is often looking forward to the next upcoming NBA season when not checking players' stats during games. He also likes to keep his ears on the ground for the latest rumblings in the online casino industry.

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