Now is an exciting time to redeem Polymarket promo code ACTION and trade on the second of a three-game series between the Seattle Mariners and New York Yankees. Take advantage of out Action Network-certified code and deposit $10 to unlock $20. What better way is there to trade Mariners vs. Yankees in primetime (7:05 p.m. ET on ESPN) with instant credit that requires no prior trade?
Tap on the module directly below to claim the Polymarket promo code ACTION new user bonus. In short, here is a quick list of information you need to know surrounding one of the top MLB prediction market promos:
- Code: ACTION
- Offer: Deposit $10, get $20 instantly
- States: AK, AL, AR, CA, CO, CT, DC, DE, FL, GA, HI, IA, ID, IN, KS, KY, LA, ME, MN, MO, MS, NC, ND, NE, NH, NJ, NM, NY, OK, OR, PA, RI, SC, SD, TN, TX, UT, VA, VT, WA, WI, WV, WY
- Verified: Today, Wednesday, Aug. 12, 2026
How to Use Polymarket Promo Code ACTION on Mariners vs. Yankees Prediction Markets
My advice is to redeem the Polymarket promo code ACTION as soon as possible. Get your account set up now with $30 in total trading credit to allow additional time for browsing the competitive MLB odds Polymarket offers.
Trade on any of the following prediction markets once you register with Polymarket:
- Mariners-Yankees game winner
- Run line and total runs scored
- Player props
- NFL markets, such as MVP odds
Looking for a Mariners-Yankees prediction to start out with? Consider the starting pitchers for tonight's game, and keep player performances from Tuesday's opening match in mind:
- Mariners: Bryce Miller (3.09 ERA, 79K)
- Yankees: Will Warren (4.18, 114K)
Follow These Steps to Claim Polymarket Promo Code ACTION
- Tap this sign-up link to install Polymarket on your iOS or Android mobile device.
- Insert your personal information, like name, address, phone number, and SSN.
- Type in Polymarket promo code ACTION when prompted for one.
- Deposit at least $10+ and get credited $20 in bonuses.
- Trade your $20 welcome bonus on Mariners vs. Yankees, NFL Week 1 odds, Super Bowl odds, or any sporting event.
In my experience, prediction market apps rarely provide new users with this style of bonus. This limited-time offer that doesn't require a qualifying trade is one that won't be around for long. So don't hesitate to register with our Action Network verified code.
Polymarket FAQs
What happens when I sign up with Polymarket promo code ACTION?
When you sign up with our code, you must make a $10 deposit to unlock $20 in tradable bonus funds.
Is Polymarket available in my state?
Polymarket exists nationwide, with the of exceptions the following: AZ, IL, MA, MD, MI, MT, NV, and OH.
How old do I have to be to use Polymarket?
You must be at least 18 years of age to sign up. There's no faking your age and getting through verification either.
What sports can I trade at Polymarket?
Polymarket provides prediction markets in MLB, NBA, NFL, NHL, college football, college basketball, and more
18+ Only. Restrictions and eligibility requirements apply. Not available in all jurisdictions. Trading is risky. 100% loss can occur. See http://polymarket.us/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 derivatives exchange and clearing organization. Not available in AZ, IL, MA, MD, MI, MT, NV, and OH.
