This weekend, the Conference Championships is the talk of the town, with major teams going head to head to determine who goes through to the Super Bowl. Fortunately, Underdog flaunts a huge new player offer of Play $5 Get $75 in Bonuses when users enter promo code NDUNDOG to accompany the NFL play opportunities.

This is an excellent way for you to kick start your time at the site, as well as earn potential rewards when enjoying the Conference Championships. Underdog itself is a leading brand across the US thanks to its reliability and competitive odds. In order to find out more about the current Underdog welcome offer, as well as how to redeem it, keep reading.

Underdog Conference Championships Bonus

Underdog is enhancing the NFL Conference Championships experience with a Play $5, Get $75 in Bonus Funds promotion for new users. To take part, simply sign up for an Underdog account, make a minimum $10 deposit, and place a $5 entry on any eligible NFL Pick’em selection to qualify.

Once your entry is graded, $75 in bonus funds will be credited to your account. These funds can be used on Underdog’s NFL Pick’em contests, including player projections and matchup-based picks throughout Conference Championship weekend. Remember to apply promo code NDUNDOG during registration. Available to users aged 18+ in participating states, this deal adds extra value to every snap as teams fight for a spot in the Super Bowl.

NFL Conference Championships 2026

The NFL Conference Championships 2026 mark the final step before the Super Bowl, with the league’s last four teams battling for conference titles and a shot at football’s biggest stage. With everything on the line, every drive, defensive stand, and strategic decision carries massive importance, and the energy of home crowds can be a true difference-maker.

Expect disciplined execution, bold play-calling, and elite players rising to the occasion in high-pressure moments. From early momentum swings to dramatic late-game finishes, Conference Championship weekend delivers peak playoff intensity and sets the stage for the ultimate showdown in the Super Bowl.

Underdog Bonus T&Cs

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. See assets.underdogfantasy.com/web/PlayandGetTerms_DFS_.html for details. Offer not valid in MD, MI, NY, OH, and PA. Concerned with your play? Call 1-800-GAMBLER or visit www.ncpgambling.org; NY: Call the 24/7 HOPEline at 1-877-8-HOPENY or Text HOPENY (467369).

Legal States for Underdog

Players must be located in the following legal Underdog states detailed by our experts below in order to successfully redeem the Underdog welcome offer.

• Alabama

• Alaska

• Arizona

• Arkansas

• California

• Colorado

• DC

• Florida

• Georgia

• Illinois,

• Indiana

• Kentucky

• Massachusetts

• Minnesota

• Missouri

• Nebraska

• New Mexico

• New York

• North Carolina

• North Dakota

• Oklahoma

• Oregon

• Rhode Island

• South Carolina

• South Dakota

• Tennessee

• Texas

• Utah

• Vermont

• Virginia

• West Virginia

• Wisconsin

• Wyoming

How to Claim the Underdog 'NDUNDOG' Bonus

To claim the attractive Underdog welcome offer, you must be 18 years of age or older and located in a legal state. Follow the step-by-step guide below to get started:

1. Firstly, click the link within this article to access the Underdog site.

2. Once on the interface, select ‘Sign Up’ to begin registration.

3. You must enter all required information on the form, including your full name, email address, and login details.

4. Next, you need to verify your Underdog account by selecting the link in your email inbox from the brand. 

5. You must fund your account to redeem the lucrative bonus and play at the site. To do so, visit the cashier section of the site. 

6. You may be required to choose a payment method and enter the amount you wish to deposit here.

7. The minimum deposit for the welcome offer $10, and the minimum play for the $75 in bonus funds is $5.

8. You must enter the promo code 'NDUNDOG' when prompted.

9. Once you have completed all of the above steps, the bonus offer will be granted to you.  

Responsible Gambling

If you or someone you know has a gambling problem and wants help, call or visit the Council on Compulsive Gambling:

• Gamblers Anonymous at 855-2-Call GA or www.gamblersanonymous.org

• CO, DC, IL, IN, LA, MD, MS, NJ, OH, PA, TN, VA, WV, or WY – Call 1-800-GAMBLER

• AZ – Call 1-800-NEXT-STEP

• IA – Call 1-800-BETS-OFF

• KS, NV – Call 1-800-522-4700

• KY – Call 1-800 GAMBLER, 18+

• MI – Call 1-800-270-7117 for confidential help

• MA – Call 1-800-327-5050

• NC – Call – 1-800-662-4357

• NY – Call 877-8-HOPENY or text HOPENY (467369)

DISCLAIMER: The information on this site is for entertainment purposes only. Gambling comes with its fair share of risks, and it is essential to recognize that when using online gambling sites.

While we review different gambling sites, you should check with local laws in your area before gambling online. Also, all gambling sites and guides are rated 21+ only.

The following free gambling addiction resources can be of help:

21+ Please Gamble Responsibly.  Gambling Problem? Call or text 1-800-GAMBLER

NCPG – ICRG – Gamblers Anonymous – Gambling Therapy