Play'n Go

Forge of Gems

Industrial Gem-series slot using a separate reel to modify cascades

Filter our catalog for Splitting Symbols and 180 games come back — Forge of Gems is one of them.

SlotRanker Score

/ 99

05099

The SlotRanker Score is calculated from the visible data below. It is not affected by affiliate deals, and it cannot be bought.

How this score is built

RTP

94.2%

return to player

Volatility

High volatility

variance

Max win

20,000×

top multiplier

Min bet

$0.20

per spin

Reels

243 lines

Player rating

3.6 ★

6 votes

DEMO Play free, no signup

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Embed on your site

3.6 / 5

6 ratings

User ratings are shown separately from the Slot Score unless stated otherwise.

Five weighted signals shape the composite. Four context signals refine ties. See how we rate for the full methodology.

Payouts & RTP6/10

RTP 94.2% → 6.0/10

Volatility9/10

high → 9.0/10

Win Potential8.6/10

x20000.00 (20000×) → 8.6/10

Features10/10

18 features → 10.0/10

Game Mechanics8.5/10

f=18 r=5 p=243 → 8.5/10

Context signals (tie-breakers)

Layout6/10

5x3 → 6.0/10

Bet Flexibility6/10

0.2–100 (×500) → 6.0/10

Provider Reputation6.5/10

provider avg 6.5 → 6.5/10

Popularity5/10

synthetic proxy → 5.0/10

Popularity blends real player search demand (~30 markets) with a catalogue-derived proxy; games without measurable search demand use the proxy alone. Not live play telemetry.

Cite this score

SlotRanker Score: 73 — Forge of Gems by Play'n Go

https://slotranker.com/play-n-go/forge-of-gems#score

How to cite

Slot Summary

Play'n GO positions Forge of Gems as the fifth entry in its Gem series and as a Dynamic Payways title, not merely another jewel-themed release. A separate Forge Reel feeds modifiers into the 5x3 main grid, where Cascading wins can split symbols, add Multipliers, or create Stacked Wilds. That extra reel gives the game its industrial identity and supports a high-volatility ceiling of x20000.00.

How It Plays

The 5x3 field starts with 243 Ways. When a winning combination lands, its symbols are removed, replacements drop, and the process repeats if the new arrangement also pays.

The Forge Reel sits above the main field and joins the action during Cascading results. Its symbols can change the lower grid rather than forming ordinary Ways wins themselves.

Theme & Atmosphere

Fantasy here is expressed through a working forge rather than a palace or quest. Gems are treated as materials under heat and pressure, which links the subject directly to symbol transformation.

Play'n GO describes the treatment as a grittier, retro-futurist take on its Gem series. That industrial tone helps the extra reel feel like machinery with a job, not decorative trim.

Fantasy Gems

Features & Win Potential

Splitting Symbols can divide positions and lift the number of available Ways beyond the 243 starting state. Stacked Wilds and Multipliers can also arrive from the Forge Reel.

The Multiplier rises when its symbol cascades into the grid. It normally resets between spins, but Free Spins preserve it, giving consecutive cascades more consequence.

High volatility Free Spins Multiplier Scatter Symbol Wild Symbol Cascading 5 Reels Bonus Game 243 Ways Symbol Swap RTP range Bonus wheel Spin The Wheel Avalanche Gonzo mechanic Free Spins Multiplier Prize Line Splitting Symbols

Bonus & Free Spins

At least 3 Scatter symbols open the Bonus Game. Its award can be an instant prize, Free Spins, or both, so the trigger does not lead to one fixed outcome.

Inside Free Spins, the Multiplier does not reset between rounds. That carryover makes Cascading wins and Universal Multipliers more valuable late in the feature than at the start.

Screenshots

4 gameplay frames

Gameplay screenshot of Forge of Gems (1 of 4)

Gameplay screenshot of Forge of Gems (2 of 4)

Gameplay screenshot of Forge of Gems (3 of 4)

Gameplay screenshot of Forge of Gems (4 of 4)

Spec sheet

Forge of Gems at a glance.

Identity

Slot nameForge of Gems

StudioPlay'n Go

Released4/14/2022

Math

SlotRanker Score73

RTP94.2%

VolatilityHigh volatility

Max win20,000×

Bet range$0.20 – $100.00

Player rating3.6 / 5 · 6 votes

Format

Reels5

Paylines243

Layout5x3

Expected average based on this slot's 94.2% RTP — individual sessions vary with volatility.

Bet per spin

Spins per hour400

Session length (hours)

Cost per hour$4.64

Cost per session$4.64

Estimate only, for entertainment purposes — treat gambling as entertainment, not a way to make money, and set a budget you can afford to lose.

How long could a bankroll last on Forge of Gems? We simulate thousands of sessions from this game's published RTP and volatility — the long-run math, not a prediction of your next spin.

Bankroll ($)Bet per spin ($)Speed

Volatility tier: High

Running simulation…

How this works

Each simulated spin either misses or returns a win drawn from a log-normal distribution, with the hit rate and spread set by the slot's volatility tier (High). The model is calibrated so the average return equals this slot's published RTP (94.20%), with wins capped at its top multiplier (20,000×).

This is a simplified, parametric model of the game's math — not its real paytable. It exists to make the house edge visible over many sessions, so the numbers above are averages across thousands of runs, never a forecast of one.

This is math, not a prediction. Real sessions vary wildly, and no strategy changes a game's built-in house edge. Play for fun, set limits, and never bet more than you can afford to lose.

Where to play Forge of Gems

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Compare Forge of Gems with other games

	Forge of Gems Score 73This game	Pine of Plinko 2 Score 90	Emberfall Score 88	Boilin' Pots Score 88	Sky Piggies Score 87
Identity
Studio	Play'n Go	Print Studios	SlotMill	Yggdrasil Gaming	Skywind Group
Released	4/14/2022	12/7/2023	11/9/2024	5/26/2022	9/20/2022
Math
RTP	94.2%	96.32%	96.1%	96.1%	96.5%
Volatility	High volatility	High volatility	High volatility	High volatility	High volatility
Max win	20,000×	20,000×	15,000×	10,114×	—
Format
Reels	5	5	6	5	6
Layout	5x3	5x3	6x5	5x3	6x5
Paylines	243	10	Pay Anywhere	243	6
Min bet	0.2	0.1	0.2	0.1	0.1
Max bet	100	1	60	40	450
Features
Progressive	—	—	—	—	—
Wild symbol	✓	—	—	✓	✓
Free spins	✓	✓	✓	✓	✓
Scatter symbol	✓	✓	✓	✓	✓
Multiplier	✓	—	✓	✓	✓
Bonus game	✓	✓	✓	✓	—
Respins	—	—	—	✓	—

Every number is shown as a delta against Forge of Gems.

Comparing against

Forge of Gems

Play'n Go

RTP

94.2%

Max win

20,000×

Score

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01What does the Forge Reel do?

The Forge Reel sits above the main grid and introduces Splitting Symbols, Universal Multipliers, or Stacked Wilds when its symbols enter a cascade.

02How do Cascading wins work?

Winning symbols are removed and replacements drop into their positions. The process repeats whenever the refreshed grid creates another paying combination.

03How does the Bonus Game start?

At least 3 Scatter symbols open the Bonus Game, which can award an instant prize, Free Spins, or both outcomes together.

04Does the Multiplier reset during Free Spins?

No. The Multiplier carries between Free Spins, so later Cascading wins can use a value accumulated during earlier rounds in the feature.

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