Sports fans had better get ready, as the one night of the year for everyone has rolled around, as the sports equinox makes its rare appearance tonight. Get signed up before kickoff, and that Polymarket sign up bonus covers the whole slate, not just one game.
Tonight’s full slate features:
- Cowboys vs Eagles, NFL Odds have Dallas favored, 8:15 p.m. ET on ABC/ESPN
- Brewers vs Rays, World Series Game 3, 8:00 p.m. ET on FOX
- Mavs vs Heat, NBA action tips off at 7:30 p.m. ET on NBA TV
- Warriors vs Nuggets, matchup at 10:00 p.m. ET on NBCSN
- Kings vs Rangers, puck drops at 7:00 p.m. ET on NHL Network
The Polymarket sign up bonus is live right now, and new traders who use Polymarket promo code ACTION turn a $10 deposit into $25 in trading credits with one of the best prediction market promos in the US right now.
Polymarket Sign Up Bonus Overview
| Polymarket sign up bonus | Deposit $10, get $25 in trading credits |
| Polymarket promo Code | ACTION |
| Qualifying Activity | $10 minimum deposit, no trade required |
| Bonus Funds | $25 – Usable across prediction markets, including sports, politics, and crypto |
| Eligibility | New users, 18+, in eligible U.S. states |
| Last Verified | Oct. 26, 2026 by Tom Fuller |
I redeemed this code myself earlier this week to check the process, and the $25 hit my account before the deposit confirmation screen even finished loading. New traders should see the exact same thing tonight.
Polymarket Sign Up Bonus and the Sports Equinox
| Matchup | Start Time | Channel | Market Favorite |
| Cowboys vs Eagles | 8:15 p.m. ET | ABC/ESPN | Cowboys (68%) |
| Brewers vs Rays (WS Gm 3) | 8:00 p.m. ET | FOX | Rays (52.5%) |
| Mavs vs Heat | 7:30 p.m. ET | NBA TV | Heat (76%) |
| Kings vs Rangers | 7:00 p.m. ET | NHL Network | Rangers (57%) |
A night like this does not come around often. Four leagues running first pitches, tip-offs, and a kickoff inside one six-hour window is rare enough that it earned its own nickname.
The NFL, MLB, NBA, and NHL do not overlap this cleanly often, and a World Series game slides into the same window as a full NBA and NHL slate.
What Are Polymarket Combos?
A combo links multiple Polymarket picks into one single trade. Every leg has to resolve as Yes for the combo to pay out, which is why the combined price is so much lower than trading each leg on its own.
Here is a four-leg combo pulled straight from tonight’s lines, mixing moneylines, a spread, and a total across the slate.
- Cowboys moneyline at 67.75¢
- Miami -8.5 against Dallas at 51¢
- Rangers and Kings going Over 5.5 goals at 54¢
- Rays moneyline at 52.5¢
- Combined price – 10¢
- A $25 bonus at that price buys around 250 contracts
- Payout: $250 – if all resolve as ‘Yes’
- Miss even one leg and the whole combo pays out $0, so every piece matters
Prediction markets make Dallas a 68% favorite on the road, so the Cowboys moneyline anchors the combo as its shortest-priced leg. Miami has won four straight at home and Dallas is on the second night of a back to back, which is exactly the kind of spot a double digit favorite usually covers without much drama.
The Rangers and Kings have gone over this same total in three of their last four meetings, and neither goaltender has looked sharp enough recently to suggest tonight breaks that trend.
Milwaukee’s bullpen has been shaky through this series while Tampa Bay’s lineup keeps grinding out long at bats, and that kind of pressure tends to show up in moneyline results more than run totals.
How Does a New Trader Redeem the Polymarket Sign Up Bonus?
- Use our Polymarket sign up bonus link above
- Create a Polymarket account and enter Polymarket promo code ACTION at signup
- Complete identity verification to confirm eligibility
- Deposit at least $10 using an accepted payment method
- Collect $25 in trading credits once the deposit settles
- Build a combo or back a single game using the full best prediction market apps lineup, starting with tonight’s five-game card
New traders who want the full walkthrough can check the how to bet on Polymarket guide before the Cowboys vs Eagles kickoff.
Polymarket Promo Code FAQs
What Is the Polymarket Sign Up Bonus? The Polymarket sign up bonus gives new traders $25 in trading credits after a $10 deposit. No qualifying trade is required to unlock it, and the credits land in the account as soon as the deposit settles.
What is the Polymarket promo code? The Polymarket promo code is ACTION. New users enter it during signup to unlock $25 in trading credits after a $10 deposit, with no qualifying trade required.
Does the Polymarket sign up bonus work for every sport tonight? Yes. The $25 in credits applies across the entire card, covering Cowboys vs Eagles, the World Series, both NBA games, and the NHL matchup.
18+ Only. Restrictions and eligibility requirements apply. Not available in all jurisdictions. Trading is risky. 100% loss can occur. See 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.
