Launched in 2023 by professional sports handicapper Grey Foster. With over 20 years of experience in sports betting and the author of The 60 Minute Pro Baseball Advantage, Grey brings a disciplined, low-volume approach that focuses on high-value opportunities rather than overwhelming you with endless plays.

At MassMoneyline, you're not buying picks—you're buying results. That's why every pick is third-party verified and transparently tracked, giving you complete confidence with zero smoke and mirrors.

We understand that your time is your most valuable asset, so Grey's streamlined strategy delivers sharp, data-driven insights without demanding hours of your own research—helping you bet smarter, protect your bankroll, and focus on what matters most.