Rainbow Riches Locomotion Slot by Light & Wonder

Light & Wonder's Barcrest team finally pulled the Rainbow Riches mascots out of the Irish meadow and dropped them on a Wild West rail line. The wordmark "LOCOmotion" sits across the splash in red-and-yellow saloon lettering with a tiny steam engine puffing above it, while the prairie grass and dusty fence posts in the background keep the franchise's friendly, kid-show palette intact. Leprechaun, harp, toadstool and golden horseshoe still hold down the premium spots on the paytable, paying $25, $20, $15, $15, $12, $12 down the line for a five-of-a-kind at $1 stake.

The headline mechanic is the LOCOmotion Bonus with Hyper Reels. Land 5 or more Gold Coins anywhere on the reels and the cabinet shifts into an expanded layout where the train hauls in extra symbol rows for the duration of the round. It's the modern twist the older Rainbow Riches titles never had, and on this game the Gold Coin scatter is the only thing you're really hunting in the base spins.

Sitting alongside it is a 16-segment prize wheel. The distribution is loaded toward small cash returns - five 2x slices, three 1x, two 3x, one 4x, one 5x - then three LOCO segments that kick you back into the train bonus and a single FG wedge that drops free spins. So roughly one wheel stop in five does something more interesting than pay a coin.

Free Spins also trigger directly from the reels with retriggers in play, and Buy Pass skips the hunt entirely by purchasing entry into the bonus with a randomly assigned 3, 4 or 5-symbol trigger - the random part matters, since five triggers obviously runs hotter than three. Ante Bet is the other shortcut: a 50% stake premium that changes the reel symbol count and pushes wheel and free spin trigger rates up. Wins on either mode still calculate from the original line bet.

Every win can be Gambled on an 11-step ladder climbing 1.5x, 2x, 4x, 6x, 8x, 10x, 12x, 16x, 20x, 24x, 30x, and the Big Win meter sorts hits into BIG, SUPER, MEGA and EPIC tiers. Top recorded payout sits around 1,037x stake, which lines up with the high-variance label but is modest by 2024 standards - the appeal here is the franchise comfort food, not chasing a five-digit multiplier.