The latest Polymarket promo code CBSSPORTS gives new users a $20 bonus after a $10 deposit for Sunday's MLB games. Cincinnati will visit Chicago to face the Cubs at 7:20 p.m. ET on Sunday Night Baseball, while Baltimore will visit Sacramento to face the Athletics at 4:05 p.m. ET, perfect for trading at prediction markets. Trade MLB games here with the Polymarket promo code CBSSPORTS and get a $20 bonus after a $10 deposit:

Chicago is trading at $0.565 per share on Polymarket to beat Cincinnati, who is $0.435. Baltimore is trading at $0.585 per share to beat the Athletics, who are $0.415 per share. For the full terms and conditions and how to claim the promo, read our Polymarket promo code review, and be sure to see how do prediction markets work so you're ready to trade.

MLB Sunday Trading Preview

Cubs vs. Reds

Anyone interested in prediction market strategies should know the Chicago Cubs are trading at $0.565 per share on Polymarket at home against the Cincinnati Reds, who are $0.435 per share on the road. Cincinnati enters Sunday's series finale fresh off a comeback win, erasing a 3-0 deficit with four home runs and nine unanswered runs for a 10-8 win. Chicago still holds an eight-game lead over Cincinnati in the NL Central standings. Trade on MLB with the Polymarket promo code CBSSPORTS and get a $20 trading bonus:

Orioles vs. Athletics

Anyone researching prediction market payment methods before a deposit should know the Baltimore Orioles are trading at $0.585 per share on Polymarket on the road against the Athletics, who are $0.415. Baltimore enters at 66-69 on the season and remains in the wild card mix, while the Athletics sit at 53-82 and own one of the worst home records in the league. Baltimore is managing injuries to Tyler O'Neill, Ryan Helsley, Felix Bautista, Ryan Mountcastle, Colin Selby, Keegan Akin, Jordan Westburg and Zach Eflin, while the Athletics' injury report runs even longer, including Denzel Clarke, Jacob Wilson, Nick Kurtz, Tyler Soderstrom, Luis Severino, Shea Langeliers and Brent Rooker. Trade on MLB with the Polymarket promo code CBSSPORTS and get a $20 trading bonus:

Responsible Risk Management

Prediction markets are regulated by the Commodity Futures Trading Commission (CFTC) — an independent agency of the U.S. federal government.

Those who need responsible gaming assistance can contact the national helpline at 1-800-MY-RESET.

Event contracts trading involves a risk of substantial loss and is not suitable for all investors. Participation in prediction markets is subject to applicable eligibility requirements. Participation may be restricted or prohibited in certain jurisdictions and participants are responsible for ensuring their participation complies with applicable laws and regulations in their jurisdiction. Prediction markets content is not intended for individuals located in jurisdictions where they are prohibited.

Some markets on the Polymarket global site may not be available on the CFTC federally-regulated and licensed Polymarket U.S. app. Volume and pricing on the Polymarket U.S. app may differ from the Polymarket global site.