For Tuesday, September 23, 2025, FanDuel’s nationwide promo code gives new users $300 in bonus bets when they win a $5 wager on tonight’s MLB action. With the Phillies hosting the Marlins, the featured parlay brings together some of Philadelphia’s biggest bats in a high-upside bet that could set the tone for October.

By signing up with this FanDuel promo code , depositing $5, and placing just a $5 bet on any market in tonight’s Marlins vs. Phillies game, you’ll unlock $300 in bonus bets if your wager wins. Whether you’re backing player props, team totals, or this spotlight parlay, it’s an ideal way to maximize your first night on FanDuel.

How to use the FanDuel promo code and claim $300 in bonus bets:

Getting started with FanDuel’s offer is simple:

Sign Up: Create a new FanD

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