As the Boston Celtics prepare to take on the Cleveland Cavaliers at Rocket Arena on ABC, basketball enthusiasts can enhance their viewing experience with a special offer. New users who sign up with the Underdog promo code NEWSWEEK can play just $5 to instantly secure $75 in bonus entries.
This welcome bonus is credited immediately, giving you extra funds to use on player selections for today’s marquee matchup or any other NBA game scheduled for this week.
Underdog Promo Code for Celtics-Cavs, NBA Picks
With the Boston Celtics and Cleveland Cavaliers set to tip off at 01:00 PM EDT at Rocket Arena, now is the perfect time to lock in your welcome bonus. This exclusive offer allows new users to maximize their entry into the daily fantasy space just in time for this ABC broadcast.
See below for the complete details on the current sign-up incentive:
To claim this Underdog welcome offer, new customers simply need to sign up and submit a roster for the Cleveland Cavaliers vs. Boston Celtics matchup or any other available sporting event. Once you play just $5 on a contest, Underdog instantly credits your account with $75 in bonus entries. This bonus structure allows users to immediately explore the extensive player markets for the 01:00 PM EDT tip-off at Rocket Arena without requiring a large initial commitment.
It is important to note that this promotion is exclusively available to first-time users who meet the specific age and location requirements in participating states. Whether you are looking to back the visiting Celtics or the hometown Cavaliers, this “Play $5, Get $75” deal provides an excellent entry point for engaging with the action during the national broadcast on ABC.
How To Use Your Underdog NBA Promo Code
The Boston Celtics (42-21) travel to Ohio to face the Cleveland Cavaliers (39-24) at Rocket Arena in Cleveland on March 08, 2026. This afternoon matchup is scheduled for a 01:00 PM EDT tip-off and will be broadcast nationally on ABC.
Here are some of the key player projections available for today’s matchup:
Boston Celtics
- Jaylen Brown: 25.5 Points, 6.5 Rebounds, 4.5 Assists
- Derrick White: 15.5 Points, 5.5 Assists, 2.5 3-Pointers Made
- Payton Pritchard: 15.5 Points, 4.5 Assists, 2.5 3-Pointers Made
- Jayson Tatum: 16.5 Points, 6.5 Rebounds, 4.5 Assists
- Sam Hauser: 8.5 Points, 3.5 Rebounds, 2.5 3-Pointers Made
Cleveland Cavaliers
- Donovan Mitchell: 25.5 Points, 5.5 Assists, 2.5 3-Pointers Made
- James Harden: 19.5 Points, 7.5 Assists, 4.5 Rebounds
- Evan Mobley: 15.5 Points, 8.5 Rebounds, 1.5 Blocks
- Dennis Schroder: 8.5 Points, 3.5 Assists
- Jaylon Tyson: 11.5 Points, 5.5 Rebounds, 1.5 3-Pointers Made
When analyzing the statistics, several projections stand out based on seasonal performance and recent roster changes. Jaylen Brown enters this game averaging approximately 28.8 points per game, significantly higher than his projection of 25.5. Derrick White has also been a consistent scorer, averaging 17.4 points per game across 61 contests. The narrative for Boston shifts slightly with the return of Jayson Tatum, who made his season debut on March 6 after recovering from an Achilles injury. While Tatum is back on the floor, the Celtics will be without center Nikola Vucevic, who is sidelined with a finger fracture.
For the Cleveland Cavaliers, Donovan Mitchell continues to be the offensive focal point, averaging 28.5 points per contest—three points higher than his current projection of 25.5. Mitchell is expected to play despite a recent groin strain. He is joined by James Harden, who was acquired at the deadline and has quickly established chemistry in the backcourt. In the frontcourt, Evan Mobley is averaging 8.7 rebounds per game this season, aligning closely with his rebounding total of 8.5. Mobley’s role may expand on the boards as Jarrett Allen remains out with knee tendonitis.
How To Activate This Underdog Promo Code Offer
Getting started with Underdog is simple, ensuring you can secure your bonus funds well before the Boston Celtics and Cleveland Cavaliers tip off at 01:00 PM EDT. Follow the steps below to claim your “Play $5, Get $75” welcome offer:
- Create Your Account: Download the Underdog app or visit the website. During the registration process, you will be asked to provide standard personal information, including your full name, email address, and date of birth to verify your identity.
- Enter the Promo Code: Ensure you enter the required promo code NEWSWEEK when prompted to lock in this specific welcome bonus.
- Deposit Funds: Make an initial deposit of at least $5 using one of the secure payment methods available on the platform.
- Place Your Entry: Submit a roster for the Celtics vs. Cavaliers game or any other contest with a $5 entry fee.
- Receive Your Bonus: Once your first $5 play is submitted, Underdog will instantly credit your account with $75 in bonus entries.
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