Polymarket Promo Code COVERS: Get $20 Sign-Up Bonus for MLB, NBA, NHL Prediction Markets Today

Luc LeBlanc - Betting Editor at Covers.com
Luc LeBlanc • Content Editor 3+ years betting experience
Updated: Apr 21, 2026 , 07:40 AM ET • 4 min read

Get a $20 bonus with Polymarket promo code COVERS for NHL, NBA playoffs and MLB action on Tuesday, April 21.

Photo By - Get A $20 Bonus With Our Polymarket Promo Code.

Tuesday's action-packed sports slate features exciting Polymarket promo code opportunities across NHL Stanley Cup Playoffs, NBA Playoffs, and MLB regular season games. New users can claim a $20 bonus by entering code COVERS when registering on one of the best prediction market apps available on April 21.

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Get $20 With Code COVERS

Polymarket Promo Code Delivers $20 for Tuesday's NHL and NBA Playoff Action

The Polymarket promo code COVERS unlocks a deposit $20, get $20 trading bonus for new users looking to trade on Tuesday's playoff matchups. The Stanley Cup Playoffs continue with four compelling series, including Canadiens vs. Lightning where Montreal holds a 1-0 advantage, and Bruins vs. Sabres with Buffalo leading the series. NBA Playoffs action features 76ers vs. Celtics with Boston up 1-0, plus Rockets vs. Lakers where Los Angeles leads after Game 1.

This welcome offer requires a minimum $20 deposit to unlock the bonus funds, which can be used across various prediction markets including sports outcomes, politics, and entertainment events. For example, if you deposit $20 and trade on whether the Lightning will even their series against Montreal, you'll receive an additional $20 in trading credits regardless of your prediction's outcome. The bonus funds typically come with a 1x wagering requirement, meaning you must trade the full bonus amount once before withdrawing any associated winnings.

Key terms include eligibility for new users in authorized jurisdictions, mandatory use of promo code during registration, and bonus expiration within 30 days of crediting. Users can explore the latest best prediction market promos to compare current offers across platforms.


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Use the correct Polymarket promo code for your state

  Promo Code Eligible States
  COVERS All states + DC, excluding NV

How to Claim Your $20 Polymarket Trading Bonus

Claiming your Polymarket bonus for Tuesday's sports action requires following these simple steps:

  1. Register: Visit the Polymarket app, click 'Sign Up', and enter promo code COVERS during registration using your email or crypto wallet.
  2. Deposit funds: Add a minimum $20 to your account using your preferred payment method to qualify for the bonus.
  3. Start trading: Place your first trade on any available market, including Tuesday's NHL playoff games or NBA matchups.
  4. Receive bonus: Your $20 trading bonus will be credited to your account after completing your qualifying deposit and trade.

Affiliate Disclosure: Our team of experts has thoroughly researched and handpicked each product that appears on our website. We may receive compensation if you sign up through our links.

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Luc LeBlanc
Content Editor

Luc has been passionate about sports since he was a child, playing competitive hockey and staying closely tuned to professional leagues. Today, he brings that same energy to his work as a Content Editor, covering NHL games, player props, and betting trends with a sharp, analytical eye.

Since 2023, Luc has been writing picks and analysis for various publications, helping readers discover value in several major sports. While hockey is his specialty, he also closely follows tennis, keeping up with both the ATP and WTA Tours.

A graduate of Saint Mary’s University (BSc, Geography, 2025), Luc approaches sports betting the way he approaches maps and statistics by looking for patterns, trends, and angles that give him an edge. He focuses on research-backed and well-informed picks, spotting correlations, and finding the best opportunities in player props and game markets.

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