Bullion Xpress: Slot Overview

When trains first arrived, they revolutionised transport and became a key force behind the Industrial Revolution – for the first time, people and cargo could move huge distances at real speed. Today, railways are hardly headline news; they’re simply part of everyday life. Even so, there’s still a certain romance to train journeys – at least the scenic kind, not the packed, shoulder-to-shoulder commute. Sweeping views, comfortable seating, and the pull of a powerful locomotive can still feel special, and that sense of nostalgia is exactly what developer Play’n GO leans into with its online train slot Bullion Xpress.

With a country as vast as America, crossing it would have been far more pleasant by rail than rattling along rough tracks in a wagon. Bullion Xpress appears set in the US, as a locomotive powers through a dry, rocky landscape while a bushy-moustached railroad tycoon keeps watch over the M-Counter. Gold is practically everywhere, as if Fort Knox burst open and sprayed treasure across the frontier. Add in upbeat, cheerful music, and Bullion Xpress becomes a bright, optimistic train-themed game where it’s not only about the choo-choo – it’s about scooping up gold, and plenty of it, in a no-rules wild-west setting.

Bullion Xpress uses a 6×3 play area and pays via just 10 paylines for forming winning combinations. The game’s volatility sits in the medium-high range with a 7 out of 10 rating, while the best available RTP is 96.29%. Players can choose stakes from 10c to $/€100, and that covers the key numbers and betting options – time to climb aboard.

Low-paying symbols are card-style icons showing spades, diamonds, clubs, hearts, and stars, paying 3x to 5x the bet for 6-of-a-kind. Higher-paying symbols include rings, pocket watches, loot bags, stacks of gold, and safes, which return 25x to 100x for 6-of-a-kind. Wilds can land on any reel and substitute for all symbols except scatters.

Bullion Xpress: Slot Features

Pulling into the feature station, the main attractions are the M-Counter, Fortune Frenzy, and the Bonus Blitz round.

M-Counter

Any symbol except scatters can land carrying a multiplier of x2 to x25. Before wins are calculated, these multipliers are collected by the M-Counter, and the combined total then multiplies all wins on that spin (excluding extra rounds awarded during Bonus Blitz). The M-Counter resets each round.

Fortune Frenzy

A train travels constantly above the reels, and on any spin without a win, there is a chance to activate Fortune Frenzy. When it triggers, the train halts and the conductor awards the sum of four railcar values from the train. Bronze railcars pay 1x-4x, Silver railcars pay 5x-8x, Gold railcars pay 9x-12x, and Mystery railcars carry a value of 4x-10x. If the M-Counter has collected multipliers in the same round, the Fortune Frenzy prize is multiplied by the M-Counter.

Bonus Blitz

Scatters can land on all reels except the leftmost and rightmost reel, and hitting 3 or more of them starts Bonus Blitz. This bonus plays on a grid of 8 columns and 2 rows, set in a pleasantly proper port town. The trigger awards 3 or 4 respins when activated by 3 or 4 scatters, respectively. On each round, the train moves left to right while the row beneath it moves right to left. Both rows come to a stop on every respin.

The objective is to land multipliers in the row beneath the railcars. Any multiplier that lands multiplies the value of the railcar above it to create bullions, which are then collected. Only railcars with multipliers positioned underneath them pay out. Bronze, Silver, Gold, and Mystery railcars are valued at 1x-4x, 5x-8x, 12x-18x, and 4x-16x, respectively. Landing multipliers under a Respin railcar grants extra respins, extending the feature, with the number of respins equal to the multiplier value. Available multipliers in Bonus Blitz are x1, x2, x3, and x5, and respins are capped at 20.

Bullion Xpress: Slot Verdict

Is it time to board? Not for everyone, perhaps, but the right kind of train fan should find something to enjoy. Bullion Xpress is a slightly odd slot, from its base-game layout to its single, standout bonus. Having 10 paylines on a 6-reel setup feels a bit unconventional, though some of the higher symbol payouts are fairly chunky, and the M-Counter multiplier also sweetens the deal, meaning a respectable base-game hit is technically possible. Failing that, losing spins can also produce a Fortune Frenzy prize, although during the review these triggers felt infrequent.

At other points, the bonus seemed to arrive more often, and Bonus Blitz certainly does things differently. The feature is essentially a two-row mechanic: one row holds railcar prize values, while the other contains empty spaces and multipliers, with the bullion containers underneath serving mainly as visual flair. Now and then, the round can deliver a pleasant surprise when multiple multipliers land, boosting railcar values and filling the containers with treasure. Not to any wild extremes, but with a 6,000x max win, Bullion Xpress can theoretically reach some solid destinations. Extra respins look especially important, since the feature begins with only three or four respins, which doesn’t leave much room to build momentum.

By the end of the session, Bullion Xpress felt a little gimmick-led in places, yet it stands out as something different, giving railway lovers a few alternative routes to potentially pick up some bullion while soaking in a lively, bubbly tribute to steam power in rail travel’s golden era.