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The MLB Eliminator

Updated over a week ago

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The MLB Eliminator Tournament Rules

Underdog contests are governed by our Terms of Use, Privacy Policy, and the rules listed below. For AZ users, please refer to our Terms of Use here.

Entrants in Underdog contests compete to accumulate points based on athletes' statistical performance in sporting events. Contest results are determined by the total points accumulated by each individual lineup entry according to the relevant scoring rules.

General Contest Information

  • Entrants select players through a snake draft. In a snake draft, the pick order is reversed each round. In other words, the entrant with the first pick in round 1, will have the last pick in round 2 and the first pick in round 3.

  • Entrants are required to pay an entry fee of $50 per entry to enter The MLB Eliminator (the "Tournament").

  • Entrants are only allowed to enter a maximum of 33 entries in the Tournament.

  • Entry to the Tournament will be closed 2 hours before the 1st Opening Day game on March 25th of the 2026 season. This means that the Tournament closure time would move, if the timing of the first game were to change for any reason.

  • Entrants draft a team of players who accumulate points throughout the duration of the contest period.

  • Once entrants draft, their rosters are set—there are no waivers, substitutions, or trades during the contest period.

  • At the end of each MLB week, Underdog automatically selects the entrant’s highest scoring players at the designated positions to be “starters” and only those players’ statistics over that week are counted towards the entrant’s accumulated score. This means entrants do not need to set their lineups.

  • Entrants compete in groups ("Groups") over the course of multiple rounds ("Rounds").

  • The Tournament will have 12 rounds, with each round consisting of player groups as seen below:

    • Round 1 - 12 person groups

    • Round 2 - 15 seat groups

    • Round 3 - 13 seat groups

    • Round 4 - 10 seat groups

    • Round 5 - 8 seat groups

    • Round 6 - 12 seat groups

    • Round 7 - 8 seat groups

    • Round 8 - 6 seat groups

    • Round 9 - 4 seat groups

    • Round 10 - 31 seat groups

    • Round 11 - 10 seat groups

    • Round 12 - 18 Seat Final

  • The Tournament will consist of 1,116 total entries and in the first round, a total of 93 12-person Groups.

  • At the end of Round 1, the top ten (10) performing entries in each Group will advance to Round 2. Round 2 will consist of 930 entries in 62 15-seat Groups.

  • At the end of Round 2, the top thirteen (13) performing entries from each Group will advance to Round 3). Round 3 will consist of 806 entries in 62 13-seat Groups.

  • At the end of Round 3, the top ten (10) performing entries from each Group will advance to Round 4. Round 4 will consist of 620 entries in 62 10-seat Groups.

  • At the end of Round 4, the top eight (8) performing entries from each Group will advance to Round 5. Round 5 will consist of 496 entries in 62 8-seat Groups.

  • At the end of Round 5, the top six (6) performing entries from each Group will advance to Round 6. Round 6 will consist of 372 entries in 31 12-seat Groups.

  • At the end of Round 6, the top eight (8) performing entries from each Group will advance to Round 7. Round 7 will consist of 248 entries in 31 8-seat Groups.

  • At the end of Round 7, the top six (6) performing entries from each Group will advance to Round 8 and be awarded a prize (as described below). Round 8 will consist of 186 entries in 31 6-seat Groups.

  • At the end of Round 8, the top four (4) performing entries from each Group will advance to Round 9 and be awarded a prize (as described below). Round 9 will consist of 124 entries in 31 4-seat Groups.

  • At the end of Round 9, the top two (2) performing entries from each Group will advance to Round 10 and be awarded a prize (as described below). Round 10 will consist of 62 entries in 2 31-seat Groups.

  • At the end of Round 10, the top fifteen (15) performing entries from each Group will advance to Round 11 and be awarded a prize (as described below). Round 11 will consist of 30 entries in 3 10-seat Groups.

  • At the end of Round 11, the top six (6) performing entries from each Group will advance to Round 12 and be awarded a prize (as described below). Round 12 will consist of 18 entries in a single 18-seat Group.

  • At the end of Round 12, the top one (1) performing entry from the Group will be the Grand Prize winner and prizes will be awarded to all entries in Round 12 (as described below)..

  • Rounds

    • Round 1 - MLB Week 1-2

    • Round 2 - MLB Weeks 3-4

    • Round 3 - MLB Weeks 5-6

    • Round 4 - MLB Weeks 7-8

    • Round 5 - MLB Weeks 9-10

    • Round 6 - MLB Weeks 11-12

    • Round 7 - MLB Weeks 13-14

    • Round 8 - MLB Weeks 15-16

    • Round 9 - MLB Week 17-18

    • Round 10 - MLB Weeks 19-20

    • Round 11 - MLB Weeks 21-22

    • Round 12 - MLB Weeks 23-24

  • In the event of season postponement, any missed weeks will lead to a shortening of the Tournament.


Roster Makeup

The roster makeup and scoring will follow the details below.

Roster

Position

Roster Count

Pitcher

3

Infielder

3

OutFielder

3

Flex

1

Bench

10

Tournament Prize Breakdown

1st

$10,000

2nd

$5,000

3rd

$3,500

4th

$3,000

5th

$2,500

6th

$2,210

7th

$1,750

8th

$1,500

9th

$1,250

10th

$1,000

11th-15th

$750

16-18th

$500

19-30th

$200

31-62nd

$100

63-124th

$70

125-186th

$50



Scoring

Underdog uses official league statistics provided by reputable partners and only includes statistics from sporting events the relevant league deems to be official.

We endeavor to promptly settle contests and distribute prizes, but it is also important to us to make sure we do so accurately. On a weekly basis, final scores will be confirmed within 72 hours after the final game of the week is played. Following MLB Best Ball Weeks 18, 20, & 22, entries will be advanced within 72 hours after the final game for that MLB Week is played. Once entries are advanced, scores will be considered final and no changes will be made. Normally, any scoring changes or stat corrections provided by our partners after a contest has ended and Underdog has settled the contest will not impact the already-settled contest. However, Underdog reserves the right, in its sole discretion, to revise scores after they are released in the unlikely event of potential scoring error by a provider or Underdog. In those circumstances, the contest results may be altered, payments may be reversed, and redone based on the correction.

If a league declares a game "postponed" or "suspended," then the statistics generated in the sporting event before that point will count toward the contest. Any statistics generated when the sporting event takes place or resumes will count only if it occurs before the relevant contest period or Round closes.


Schedule

Week Start

Week End

MLB Best Ball Week #

Round

3/25/2026

3/29/2026

1

Round 1

3/30/2026

4/5/2026

2

Round 1

4/6/2026

4/12/2026

3

Round 2

4/13/2026

4/19/2026

4

Round 2

4/20/2026

4/26/2026

5

Round 3

4/27/2026

5/3/2026

6

Round 3

5/4/2026

5/10/2026

7

Round 4

5/11/2026

5/17/2026

8

Round 4

5/18/2026

5/24/2026

9

Round 5

5/25/2026

5/31/2026

10

Round 5

6/1/2026

6/7/2026

11

Round 6

6/8/2026

6/14/2026

12

Round 6

6/15/2026

6/21/2026

13

Round 7

6/22/2026

6/28/2026

14

Round 7

6/29/2026

7/5/2026

15

Round 8

7/6/2026

7/12/2026

16

Round 8

7/13/2026

7/19/2026

17

Round 9

7/20/2026

7/26/2026

17

Round 9

7/27/2026

8/2/2026

18

Round 9

8/3/2026

8/9/2026

19

Round 10

8/10/2026

8/16/2026

20

Round 10

8/17/2026

8/23/2026

21

Round 11

8/24/2024

8/30/2026

22

Round 11

8/31/2026

9/6/2026

23

Round 12

9/7/2026

9/13/2026

24

Round 12

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