Underdog Promo Code: Play $5, Get $100 on NFL Sunday, Packers vs Vikings, Eagles vs Cowboys

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NFL Sunday delivers two heavyweight division matchups, and Underdog Fantasy is giving new players a massive boost to jump in on the action. When you sign up and play $5 using promo code FOXSPORTS, you’ll receive $100 in bonus credits — just in time for one of the biggest slates of the season.

Sunday kicks off a big divisional showdown with the Green Bay Packers and Minnesota Vikings. Jordan Love and the Packers are fighting to close in on the Chicago Bears for the division lead, while the Vikings fight to stay in the playoff picture.

Later, all eyes turn to the NFC East as the Philadelphia Eagles meet the Dallas Cowboys in a matchup with two forces meeting. Dak Prescott and the Cowboys’ offense have both been rolling, but the Eagles’ defense has allowed 16 points over the last two games. Which unit will break in this divisional matchup?

With high-stakes games across the league, Underdog’s Play $5, Get $100 offer is one of the easiest ways to boost your NFL Sunday. Sign up, lock in your picks, and enjoy a bonus-filled day of football.

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How to Sign Up and Claim the Underdog Fantasy Promo Code

1. Click here or on any “Claim Bonus” button on this page to go directly to Underdog Fantasy (bonus code FOXSPORTS applied automatically).
2. Register your account: provide full name, email, date of birth, address, and last 4 of SSN to verify eligibility.
3. Enter promo code FOXSPORTS to lock in the welcome offer.
4. Deposit at least $10 using PayPal, debit card, or online banking.
5. Play $5 in pick’em or sportsbook markets.
6. Once the entry/first wager settles, Underdog credits $100 in bonus cash (usable across DFS or sportsbook). 

Eagles and Cowboys Betting Info

• In 10 Philadelphia games this season, it has seven wins against the spread.
• The Eagles have an ATS record of 3-3 when playing as at least 3.5-point favorites this season.
• Philadelphia has combined with its opponent to gone over the point total in 50% of its contests this year (five times over 10 games with a set point total).
• When playing as the moneyline favorite, the Eagles are 7-2 (winning 77.8% of the time).
• The implied probability for this matchup, considering the moneyline, gives the Eagles a 63.0% chance to win.
• Dallas is 5-5-0 against the spread this year.
• The Cowboys have been underdogs by 3.5 points or more three times this year and have covered the spread twice.
• This season, seven Dallas games have gone over the point total.
• The Cowboys have won one of the four games they’ve played as underdogs this season.
• The moneyline for this contest implies a 41.3% chance of a victory for the Cowboys.

Packers and Vikings Betting Info

• Green Bay has played 10 games, posting three wins against the spread.
• The Packers have been favored by 6.5 points or more this season six times and failed to cover in all six.
• Green Bay has combined with its opponent to gone over the point total in 50% of its contests this year (five times in 10 games with a set point total).
• The Packers have won 60% of the time they have played as the moneyline favorite (6-3-1).
• The implied probability for this matchup, considering the moneyline, gives the Packers a 73.5% chance to win.
• Minnesota is 4-6-0 against the spread this season.
• The Vikings have been underdogs by 6.5 points or more once this year and covered the spread.
• This year, Minnesota games have hit the over seven times.
• The Vikings have won one of the four games they’ve played as underdogs this season.
• The implied probability of a win by the Vikings based on the moneyline is 30.8%.

Chiefs and Colts Betting Info

• Kansas City is 5-5-0 against the spread this year.
• The Chiefs are 3-3 ATS this season when playing as at least 3.5-point favorites.
• Kansas City games this year have hit the over on three of 10 set point totals (30%).
• When playing as the moneyline favorite, the Chiefs are 4-4, winning 50% of the time.
• Based on this matchup’s moneyline, the Chiefs’ implied win probability is 64.9%.
• Indianapolis has put together a 6-4-0 record against the spread this year.
• This season, the Colts are winless against the spread when entering a game as an underdog of 3.5 points or more.
• This season, Indianapolis games have hit the over six times.
• This season, the Colts have been the underdog three times and won two of those games.
• Bookmakers have implied with the moneyline set for this matchup that the Colts have a 39.4% chance to win.

Rams and Buccaneers Betting Info

• Against the spread, Los Angeles is 7-3-0 this season.
• The Rams have covered the spread twice this season (2-1 ATS) when playing as at least 6.5-point favorites.
• Los Angeles games this year have hit the over on four of 10 set point totals (40%).
• The Rams have won 88.9% of the time they have played as moneyline favorites (8-1).
• The Rams have a 75.6% chance to win this matchup, based on the implied probability of the moneyline.
• Tampa Bay has covered the spread five times in 10 games with a set total.
• The Buccaneers have yet to cover the spread this year when underdogs by 6.5 points or more.
• Tampa Bay games have gone over the total six times this season.
• The Buccaneers have been underdogs in five games this season and won two (40%) of those contests.
• Bookmakers have implied with the moneyline set for this matchup that the Buccaneers have a 28.6% chance to win.

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