New Fliff users get $50 in Free Play after spending just $5 on their first pick, plus a 100% deposit match up to $100, using promo code MRGAMB. Here’s how the offer works, plus a betting look at tonight’s Rays-Rockies game at Coors Field.

Fliff Promo Code Details – August 4, 2026
- Fliff Promo Code: MRGAMB
- Sign Up Bonus: Spend $5, get $50 in Free Play
- Deposit Match: 100% match on your first purchase, up to $100
- Terms: Must be 18+ (19+ in AL and NE, 21+ in MS). Fliff Coins cannot be redeemed for cash.
- Where Legal: Available in most U.S. states. Sweepstakes redemption is restricted in several states.
How to Claim the Fliff Promo Code MRGAMB
- Tap PLAY NOW on this page.
- Create a new Fliff account.
- Enter promo code MRGAMB during registration.
- Verify your phone number and finish the sign-up steps.
- Place a pick worth $5.
- Fliff credits your $50 in Free Play once the pick settles.
Tampa Bay Rays at Colorado Rockies
Time: 8:40 PM ET
Tampa Bay (66-46) is well clear of .500 and playing meaningful August baseball, while Colorado (45-68) sits near the bottom of the NL West. That gap in records makes the Rays the expected favorite tonight, even on the road.
Freddy Peralta gets the start for Tampa Bay, working a 5-9 record with a 4.99 ERA and 113 strikeouts on the year. Colorado counters with Gabriel Hughes, who’s been sharper in a small sample, 0-3 but with a 3.33 ERA and 21 strikeouts.
Coors Field is the biggest variable here. Sitting more than a mile above sea level, it’s consistently one of the best run-scoring parks in baseball, and that tends to push totals higher than either team’s road or home numbers alone would suggest. With Peralta projecting for strikeout numbers below his season average against Colorado’s lineup, some bettors will look to the Under on his strikeout prop, and Hughes has limited hard contact in his outings so far, which works in the same direction on his side.
Check the live board on Fliff before locking in a pick, moneylines and totals at altitude tend to move quickly once lineups are posted.