~94.3% RTP
Estimated
High
Volatility
100 Paylines
5 reels, 3 rows
Mustang Money RR adds one thing the rest of the series lacks: reel respins in the base game. The "RR" stands for exactly that. Everything else follows the original template — 100 paylines, high volatility, gold coin multipliers during free spins. But between the regular spins, the respin mechanic gives the base game more action than any other version.
The exact RTP isn't as widely documented as the original, but available data puts it around 94.3%, consistent with the rest of the Ainsworth lineup. Volatility remains high.
This version is less common online than the original or Energized. It shows up at some land-based-focused operators and through specific aggregator partnerships. If you can find it, the respin mechanic is a welcome addition to what's otherwise a fairly sparse base game across the entire series.
How Reel Respins Work
During normal base game play, certain near-miss or partial-win conditions can trigger individual reel respins. When the trigger condition is met, one or more reels spin again while the others stay locked. This gives you a second chance at completing a winning combination that was one or two symbols short.
The respin is automatic — you don't choose which reel re-spins. The game handles it based on the outcome of the initial spin. The respin doesn't cost extra. It's a built-in mechanic that fires on qualifying spins.
What makes this different from every other Mustang Money version is that the base game no longer feels like a slow grind toward the bonus. The respins add a mini-event between bonuses, a moment where the reels lock and you're watching one column spin with the hope of landing the right symbol. It doesn't change the long-term math by much, but it changes how the session feels.
The free spins work the same as the original: 3+ scatters trigger 10 free games with gold coin multipliers on reels 2 and 4.
How It Compares
Against the original: same specs, but with the respin mechanic adding base game variety. If you find the original's base game monotonous between bonuses, RR fixes that specific complaint.
Against Mustang Money Super: Super still has the better RTP (94.75%) and two bonus modes. But Super doesn't have respins. It depends on whether you value base game action (choose RR) or bonus round variety (choose Super).
Against Mustang Money 2: different games at this point. MM2 has 20 paylines, medium volatility, and sticky expanding wilds. RR has 100 paylines, high volatility, and respins. They share a name and a theme, not much else.
Full comparison of every variant: All Versions Compared.
Worth Playing?
If you can find it, yes. The respin mechanic solves the biggest weakness of the original Mustang Money — the dead stretches between bonuses where nothing interesting happens. It doesn't fundamentally alter the game's math or payout structure, but it makes the base game more engaging.
The availability problem is real, though. Mustang Money RR isn't as widely distributed as the original or Energized. You might need to search for it specifically. Check if your casino has it before signing up elsewhere — the Where to Play page has more details on Ainsworth's distribution.