Reel Rampage (Slotmill) – Review & Demo Play

Reel Rampage Slot Overview

I’ve put plenty of spins through Reel Rampage, a Slotmill racer set in a world gone off the rails. The setup is a 5x4 grid with 20 paylines, paying left to right. It’s a high volatility slot with a default RTP of 96.04%, though a lower setting exists. Bets run from 0.20 to 100, with Xtra-Bet doubling the stake and making free spins 4.3 times more likely. The synthwave soundtrack and scrapyard backdrop fit the pedal-to-the-metal gameplay.

Reel Rampage Symbols and Paytable

On the paytable, the lower-paying 10, J, Q, K, A symbols return 1.5x to 3x the bet for five of a kind, while wins start from three adjacent reels. Premiums are four character symbols; a line of five pays 4x to 10x the bet. Wilds land on all reels, substitute for all paying symbols, and they also pay on their own. A five-wild line is worth 24x, which matters when features line things up across the 20 fixed lines.

Reel Rampage also uses stacked character and wild symbols on reel 1, and a full stack counts as four single symbols. That interaction with the paytable is key, as it opens the door to Nitrous Respins and lets high symbols connect across the grid. I found that lining up premiums with a stacked wild or character is where the better line hits come from, before any multipliers kick in during the feature play.

Reel Rampage Symbols and Paytable

Symbol	Quantity	Payout
	5	x10
	4	x5
	3	x1.5
	5	x6
	4	x3
	3	x1.2
	5	x5
	4	x2.5
	3	x1
	5	x4
	4	x2
	3	x0.8
	5	x3
	4	x1.5
	3	x0.6
	5	x2.5
	4	x1.2
	3	x0.5
	5	x2
	4	x1
	3	x0.4
	5	x1.5
	4	x0.7
	3	x0.3
	5	x1.5
	4	x0.7
	3	x0.3
	Wild
	5	x24
	4	x12
	3	x4

Stacked Symbols in Reel Rampage

Character and wild symbols can land stacked on the leftmost reel. In the base game, a partial stack may nudge to fill the reel; in bonus rounds it will nudge. A full stack counts as four symbols and instantly triggers a Nitrous Respin. This is the on-ramp to the game’s best moments, because it sets the symbol to chase on the respins and primes the Multiplier Meter for growth as more matching symbols lock in.

Bonus Buy Feature

Super Free Spins Guarantees a game round triggering Super Free Spins at the cost of 400x the selected bet.
Feature Cost:	x400 Bet
RTP:	96.45%
Volatility:	-
Free Spins Bonus Guarantees a game round triggering Free Spins Bonus at the cost of 100x the selected bet.
Feature Cost:	x100 Bet
RTP:	96.22%
Volatility:	-
Nitrous Respin Guarantees a game round triggering Nitrous Respin feature at the cost of 50x the selected bet.
Feature Cost:	x50 Bet
RTP:	96.25%
Volatility:	-
Hazard Spins Guarantees a game round triggering Hazard Spins at the cost of 10x the selected bet.
Feature Cost:	x10 Bet
RTP:	96.17%
Volatility:	-

Nitrous Respin Feature in Reel Rampage

During Nitrous Respins, only symbols matching the stacked symbol and modifiers can appear. You start with three lives; the counter drops by one per spin and resets to three whenever a new symbol lands. Any pay symbols that arrive become sticky for the rest of the feature. Filling all positions on a reel with locked symbols converts it into a fully stacked symbol, so the screen can snowball if the hits keep coming.

Three modifiers keep the momentum. Upgrade pushes all locked symbols to the next higher symbol on the paytable, which can swing values fast. Add drops a random number of extra locked symbols on the reels, handy for building stacks. Charge increases the stacked multiplier by +1. These pieces often arrive in clusters, and when they do, the reshaped grid starts to carry weight, especially if multiple reels convert to stacks while lives continue to refresh.

In parallel, every locked symbol adds +1 to the Multiplier Meter. Filling the meter grants +1 to the stacked symbol multiplier, and the current value applies to all stacked reels in view. With stacks converting and the multiplier stepping up, even mid-tier symbols can turn into tidy totals. The feature ends only when no lives remain, so steady drip hits are often better than one-off clusters.

Free Spins & Super Free Spins in Reel Rampage

Landing three scatters awards eight free spins. Here, any partial stack is guaranteed to nudge, fill the reel, and trigger a Nitrous Respin. The Multiplier Meter does not reset between respins during the bonus, which is a big deal. I’ve seen modest multipliers compound across several triggers, making late-round stacks punch well above their line values once the meter has climbed.

If one of the triggering scatters is a super scatter, you get eight Super Free Spins. Every Nitrous Respin during this mode starts with two fully stacked reels, one on the leftmost and one on the rightmost. Link those with locked premiums in the middle and the whole thing can light up. The same guaranteed nudge and persistent meter apply, so the runway for multipliers feels much longer.

Fast Track and Xtra-Bet in Reel Rampage

Fast Track offers four buys tied to the current stake. Hazard Spins cost 10x and make any triggered bonus a Super Free Spins, while any Nitrous Respin uses the wild symbol. You can buy a Nitrous Respin for 50x, free spins for 100x, or super free spins for 400x. Xtra-Bet doubles the stake and makes free spins 4.3 times more likely. Burst Mode is also present for rapid-fire rounds.

RTP, Payout, and Volatility in Reel Rampage

Reel Rampage runs a high volatility model with a default RTP of 96.04%, though an alternative 94.12% version exists in some markets. The max win is capped at 15,000x the bet, and line wins are classic left-to-right across 20 paylines. Stakes range from 0.20 to 100 per spin, giving enough room to scale sessions while keeping feature costs in view if you choose to use Fast Track.

Paytable values set expectations. Five-card royals pay 1.5x to 3x the bet, while five-of-a-kind character lines pay 4x to 10x. A wild-only line pays 24x. Those figures might look modest on paper, but the stacked system, sticky respins, reel conversions, and the multiplier meter do the heavy lifting. When the grid starts to plaster with matching symbols, the payout curve can shift fast, especially inside free spins.