Our Best Prediction Market Promos Give Up To $1,285 in Trading Bonuses for MLB, NHL and NFL Markets

Joshua Howe - Content Manager at Covers.com
Joshua Howe • Content Manager 5+ years betting experience
Updated: Oct 14, 2026 , 12:45 PM ET • 3 min read

Claim the best prediction promos for NLCS, NHL, and NFL Week 6. Compare prediction market promos from Kalshi, Polymarket, and more.

Claim prediction market welcome bonuses by signing up today!
Photo By - Claim prediction market welcome bonuses by signing up today!

Looking to claim the top predictions market promos before Wednesday's action? Download any of the best prediction market apps, register, fund your account and place a qualifying trade to unlock a welcome offer. Browse the latest prediction market promos below.

Our best prediction market promos

Top 7 Prediction Markets Welcome Offers Claim Now
Kalshi $60 Trading Bonus Claim $60 with code 'MAX60'
Polymarket Deposit $10, Get $25 Bonus Claim $25 with code "COVERS"
ProphetX Trade $50, Earn $75 Claim $75 with code "COVERS"
Novig Deposit $10, Get $50 Claim $50 with code "COVERS"
OG.com Trade $25, Get $25 Bonus Claim $25
Underdog 50% Deposit Match up to $1,000 Claim $1,000 with code "COVERS"
Crypto.com Unlock $50 Bonus Claim $50

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Best Prediction Market Sites for NLCS, NHL and NFL Week 6

With NLCS Game 3, an NHL slate and NFL Week 6 on the calendar for Wednesday, October 14, new users have plenty of markets to explore. These are the best prediction market sites and the best predictions promos available right now, with the terms and sign-up steps for each offer.


No. 1: Kalshi

*Certain limitations apply. The offer is available to new users only, subject to the terms and conditions at http://kalshi.com/tc/55. 18+ only. Restrictions and eligibility requirements apply. Event contract trading involves significant risk and is not appropriate for everyone. Please carefully consider if it is appropriate for you in light of your personal financial circumstances. Kalshi products are not available in all jurisdictions. See kalshi.com/regulatory for more information.

Kalshi Promo Code: Trade $25, Get $60

Enter the Kalshi promo code MAX60 to claim the Trade $25, Get $60 sign-up offer for eligible new customers. Kalshi lets you trade contracts on sporting events, politics, breaking news, economics and pop culture.

Key terms and conditions for the Kalshi offer include the following:

  • The offer is available in all states except Nevada and Washington.
  • You must be physically present in an eligible location.
  • Eligible new customers can use either the code MAX60 or an eligible referral link, but not both.
  • The offer is limited to one per Kalshi account.
  • You must provide a government-issued ID or passport, along with a selfie of you holding that ID.
  • Make an initial deposit of at least $10 and transact at least $25 on Kalshi's Predictions product.
  • After you transact at least $25, the bonus is credited regardless of whether the qualifying transactions win or lose.
  • Bonus credit cannot initially be withdrawn, must be used on Kalshi's Predictions product and expires seven days after it is granted.

Follow these steps to claim the offer:

  1. Sign up and verify: Select "Sign Up" on the Kalshi landing page and enter the promo code MAX60 during registration. Provide your date of birth, phone number, location, Social Security number and a form of ID with an accompanying selfie.
  2. Deposit: Click "Deposit Cash" in your Kalshi wallet and choose a payment method. You must deposit at least $10 before completing the separate $25 transaction requirement.
  3. Trade: Browse the available markets and transact at least $25 on Kalshi's Predictions product, choosing a market with clear rules and near-term settlement.
  4. Withdraw earnings: After using any bonus credit, you can withdraw eligible cash proceeds, but not the original bonus credit. Go to the "Transfers" section, choose "Withdraw Funds," select a linked payment method and enter the amount.

No. 2: Polymarket

 Polymarket Logo 

Get $25 With Code COVERS

18+ Only. Restrictions and eligibility requirements apply. Not available in all jurisdictions. Trading is risky. 100% loss can occur. See https://polymarket.com/tos for more information. The Polymarket US App serves as an independent software provider and affiliate of Polymarket US and Polymarket Clearing, the CFTC-regulated exchange and clearing organization.

Polymarket Promo Code: Deposit $10, Get $25 Trading Bonus

Enter the Polymarket promo code COVERS during registration to claim the $25 trading bonus. Unlike traditional sportsbook promos, this offer requires a $10 deposit to unlock the reward.

Key terms and conditions for the Polymarket offer include the following:

  • You can claim the offer in all states except Nevada.
  • You must be physically located in an eligible location.
  • You must sign up with the code COVERS to trigger the offer.
  • You must provide proof of ID when registering, including a photo of a driver's license or passport along with a selfie holding that ID.
  • Make an initial deposit of $10.
  • The previous U.S. waitlist has been removed for eligible users, so no invitation is needed to create an account.
  • Promo codes generally cannot be applied retroactively once your account has been created.
  • Once you meet the 1x playthrough requirement of the bonus, any profit from your trades is yours and can be withdrawn as cash.

Follow these steps to claim the offer:

  1. Register through a link on this page: Click "Sign Up" and input the code COVERS. You will receive a verification email containing a code to enter on the platform. You can also register with a crypto wallet such as MetaMask. Have your date of birth, phone number, email address and current address ready.
  2. Make a qualifying deposit: Deposit $10 or more. Polymarket deals strictly in USD, so you can fund your account with a debit card, bank transfer (ACH), Apple Pay or crypto options.
  3. Place your first trade: Complete a real-money trade on any eligible market to claim the sign-up bonus.
  4. Access your bonus funds: If you entered COVERS at registration and the requirements are met, your $25 trading bonus will be credited and ready to use on your next trades.

No. 3: ProphetX

 ProphetX Logo 

Earn $75 With Code COVERS

Federally regulated. Live nationwide. Trading sports event contracts involves substantial risk of loss and is not appropriate for all investors. Past results are not necessarily indicative of future results. You should consider whether trading is appropriate for you in light of your financial circumstances. ProphetX is a CFTC-regulated designated contract market. Full risk disclosure available at prophetx.co/risk.

ProphetX Promo Code: Trade $50, Earn $75

Register with the ProphetX promo code COVERS to earn a $75 trading bonus. You must make an initial deposit of at least $50 and trade at least $50 in event contracts to unlock the reward, regardless of the outcome of those trades.

Key terms and conditions for the ProphetX offer include the following:

  • You can claim the offer in all states plus DC, excluding Nevada.
  • You must be physically present in an eligible location.
  • You must sign up with the code COVERS to trigger the offer.
  • You must provide a government ID or passport, along with a selfie of you holding that ID.
  • Make an initial deposit of $50 or more and trade at least $50 in event contracts.
  • Once you complete $50 in trades, the $75 bonus is credited regardless of whether those trades win or lose.
  • The offer is ongoing.

Follow these steps to claim the offer:

  1. Click our link and create your ProphetX account: Launch the ProphetX app on the App Store or Google Play Store, or use the desktop site, and click "Register." Provide your full name, date of birth, mailing address, Social Security number and phone number, plus a photo of your driver's license or passport. ProphetX will text you a one-time PIN to activate your account. Register with the code COVERS to qualify.
  2. Deposit: Go to the banking section, choose a payment option, enter the amount and confirm. The minimum deposit to qualify is $50.
  3. Make your first $50 trade: Browse the available markets and start placing trades.
  4. Receive $75 in bonus funds: Once eligible, use your bonus funds to keep trading on sports prediction markets.
  5. Withdraw winnings: Once all conditions are met, select "Withdraw," choose from the available vendors and enter the amount. Claims are expected to be processed within five business days.

No. 4: Novig

Deposit $10, Get $50

COVERS

Restrictions and eligibility requirements apply. The offer is available to new users only, subject to the terms and conditions specified by Novig. 21+ only. Event contract trading involves significant risk and is not appropriate for everyone. Please carefully consider if it is appropriate for you in light of your personal financial circumstances. Novig products are not available in all jurisdictions.

Novig Promo Code: Deposit $10, Get $50

The Novig promo code COVERS qualifies new users for a Deposit $10, Get $50 welcome offer. Novig is a peer-to-peer prediction market regulated by the Commodity Futures Trading Commission and operates via Ludlow Exchange, LLC.

Key terms and conditions for the Novig offer include the following:

  • You must use the code COVERS during registration and be at least 21 years old to qualify.
  • Make a minimum deposit of $10 and a minimum trade of $5 to activate the offer.
  • The bonus arrives as ten Trade Credits of $5.00 each.
  • Trade Credits must be used on contracts priced at least $0.01 and no more than $0.60 per contract.
  • The Trade Credits expire after 30 days.
  • Novig Coins are non-withdrawable and hold no monetary value. You can exchange Novig Cash for various real money prizes.
  • The offer is available nationwide and is ongoing, with no end date.

Follow these steps to claim the offer:

  1. Register an account: Click our link and go to the App Store or Google Play Store to download the Novig app.
  2. Create and verify your account: Select "Sign Up" and fill in the required fields, including your full name, home address, email and Social Security number.
  3. Enter Novig promo code COVERS: Input the code during registration to qualify for the welcome bonus.
  4. Deposit $10, Get $50 in Trade Credits: Make your qualifying deposit and $5 trade, then start exploring markets with your Trade Credits.

No. 5: OG.com

OG.com Logo

Trade $25 & Get $25

 

Campaign period: Extended. The promotion expires seven days after account verification, and only events settled within this seven-day window are eligible. Each qualifying trade must be worth at least $10 and have a probability below 80%. Trades at or above 80% probability will not count. Trades are counted only after they have settled, and trades placed using rewards are not eligible.

OG Promo Code: Trade $25, Get $25

New users can enter the OG promo code COVERS during registration to claim up to $25 in trading bonuses.

Key terms and conditions for the OG offer include the following:

  • The offer is available in all U.S. states except New York and Arizona. Users in Illinois, Massachusetts, Maryland, Michigan, New Jersey, Nevada and Ohio can claim the bonus but cannot use it for sports trading.
  • You must be physically located in an eligible OG state to claim the promotion.
  • A minimum deposit of $10 is required.
  • A trade of at least $25 is required to qualify for the full bonus. The minimum qualifying trade is $10.
  • The qualifying trade must settle within seven days of account verification.
  • Only trades with a probability below 80% qualify, and trades made using reward funds are not eligible.
  • The offer is available to all new users.

Follow these steps to claim the offer:

  1. Register and enter OG promo code COVERS: Visit OG.com, click "Sign Up" and register with an email address. Verify your email and mobile phone number, create a passcode, and complete identity verification with your full name, date of birth, address and the last four digits of your Social Security number. Enter the code COVERS during registration.
  2. Deposit funds: Fund your account with a debit card or another available payment method, such as Apple Pay, Google Pay, ACH bank transfer or wire transfer. Minimum deposit requirements can vary by method.
  3. Place a qualifying trade: Choose a short-duration market that will settle within seven days of account verification. Use cash rather than an existing reward and confirm the contract qualifies under the promotion rules before submitting.
  4. Withdraw earnings: Open your portfolio, select "Withdraw," link a bank account through Plaid and submit an ACH withdrawal from your eligible cash balance. OG displays a $1 minimum withdrawal, with limits of up to $100,000 per day and $500,000 per month. Most withdrawals are processed and sent within 24 hours.

No. 6: Underdog

50% Deposit Match up to $1,000
Code: COVERS

Must be 18+ (19+ in AL, NE; 19+ in CO for some games; 21+ in AZ, MA, and VA) and present in a state where Underdog Fantasy operates. Terms apply. Offer not valid in MD, MI, NJ, NY, OH, and PA. Concerned with your play? Call 1-800-MY-RESET or 1-800-GAMBLER or visit www.ncpgambling.org; AZ: 1-800-NEXT-STEP (1-800-639-8783) or text NEXT-STEP to 53342; NY: Call the 24/7 HOPEline at 1-877-8-HOPENY or Text HOPENY (467369).

Underdog Promo Code: 50% Deposit Match up to $1,000

The Underdog fantasy promo code COVERS unlocks a 50% first-deposit match up to $1,000 for eligible new Underdog customers.

Key terms and conditions for the Underdog offer include the following:

  • You must deposit at least $10 to qualify.
  • The match is capped at $1,000, meaning you need to deposit $2,000 to receive the maximum amount.
  • Underdog can take up to 72 hours after your qualifying deposit resolves to issue the promotional funds, which are issued as bonus entries, not withdrawable cash.
  • The code can be used with eligible Prediction Picks and Combo entries, subject to their respective rules and availability.
  • You must complete 1x the value of your deposit plus bonus within 14 days after the bonus is issued.
  • Any promotional balance that has not satisfied the requirements by the end of the turnover period can be forfeited. The forfeiture applies to the unqualified promotional balance, not the entire original deposit.
  • Winnings generated during the turnover period may be withdrawn, but the bonus entries themselves are not directly withdrawable.
  • Bonus funds cannot be applied to entries with a payout multiplier below 2x.
  • If Underdog presents a "Choose Your Offer" option, you can select only one available promotion. The promotion shown during registration determines the bonus and requirements attached to your account.

As an example, a $100 deposit earns a $50 match, creating a combined balance of $150 for playthrough purposes. You would need to generate $150 in qualifying entry fees within 14 days.

Follow these steps to claim the offer:

  1. Register: Follow the Covers Underdog link and begin creating a new account.
  2. Enter Underdog promo code COVERS: Enter COVERS in the promo-code field and confirm that the registration screen shows a 50% first-deposit match up to $1,000.
  3. Complete identity verification: Provide the requested personal and location information. Prediction Picks may involve a second onboarding step with questions concerning employment, income and trading experience before access is activated.
  4. Deposit at least $10: Make a first deposit of at least $10.
  5. Receive the bonus entries: The promotion bonus can take up to 72 hours after the deposit resolves to appear in your account.
  6. Complete the playthrough: Use the qualifying balance on eligible entries and complete 1x the deposit plus bonus within 14 days.

No. 7: Crypto.com

Spend $5, Get $200

Restrictions and eligibility requirements apply. The offer is available to new users only, subject to the terms and conditions specified by Crypto.com. 18+ only. Event contract trading involves significant risk and is not appropriate for everyone. Please carefully consider if it is appropriate for you in light of your personal financial circumstances. Crypto.com products are not available in all jurisdictions.

Crypto.com Promo Code: Play $5, Get $50 in Bonus Entries

No Crypto.com promo code is necessary to claim this offer, which applies automatically when you follow the links on this page. Make a minimum deposit of $10, and Crypto.com will match your stake with a bonus of up to $50, which comes in the form of CRO, the native cryptocurrency of Crypto.com.

Key terms and conditions for the Crypto.com offer include the following:

  • You can activate the offer in most states plus DC, except for AR, AZ, CT, IL, LA, MA, MD, MI, NV, NY, and OH.
  • No Crypto.com referral code is required to access the offer.
  • Registering requires entering personal information, such as your legal name and email address, and providing proof of ID.
  • Make a minimum initial deposit of at least $10, and Crypto.com will match your stake in a bonus of up to $50.
  • The offer is ongoing and has no expiry date.

Follow these steps to claim the offer:

  1. Register: Download the Crypto.com app from the App Store for iOS or Google Play for Android and open it to begin registration. Because the offer is tracked through the eligible sign-up link, no manual code entry is needed. Complete KYC verification by confirming your phone number and providing a valid government-issued ID, such as a passport or driver's license.
  2. Deposit funds: Deposit using fiat or cryptocurrency. USD payment options include ACH, bank transfer, Visa, Mastercard, Apple Pay, and Google Pay. Crypto options include Bitcoin, Litecoin and Ethereum. The minimum deposit to activate the bonus is $10.
  3. Start trading: Navigate to the "Sports" tab within the Crypto.com predictions marketplace, pick a market, and place your prediction by buying or selling a contract.
  4. Withdraw winnings: After the event concludes, you will receive a set payment for each profitable contract you own. Choose the relevant product, click the "Transfer" section, select "Withdraw Funds," choose a linked payment method, and enter the amount.

Each of these offers has its own deposit, trading, and eligibility requirements, so review the terms before you register. With NLCS, NHL, and NFL Week 6 action on the board for Wednesday, October 14, now is a good time to claim a welcome offer and start trading.


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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Joshua Howe - Covers
Content Manager

Joshua Howe is a content manager at Covers, helping make smarter sports bettors since 2021. An experienced writer and editor, he has developed a sterling reputation within the iGaming space as a meticulous and thoughtful content creator, consistently focused on editorial leadership and strategy, engaging diverse audiences, providing authoritative industry analyses, and crafting compelling stories across multiple mediums. He has reviewed over 30 sportsbooks and has been placing his own wagers for four years and counting.

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