Fazi Interactive

King of Thunder

Slots Video Slots Mythology Emperor Greece Lucky Thunderstorm

Greek ruler theme carried by persistent moving Wilds

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

96.21%

return to player

Volatility

Medium volatility

variance

Max win

1,656×

top multiplier

Min bet

$0.10

per spin

Reels

10 lines

Player rating

3.9 ★

16 votes

DEMO Play free, no signup

Fazi Interactive

Embed on your site

3.9 / 5

16 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 & RTP9/10

RTP 96.21% → 9.0/10

Volatility8/10

medium → 8.0/10

Win Potential6.4/10

x1656.00 (1656×) → 6.4/10

Features7.5/10

12 features → 7.5/10

Game Mechanics4.2/10

f=12 r=5 p=10 → 4.2/10

Context signals (tie-breakers)

Layout6/10

5x3 → 6.0/10

Bet Flexibility6/10

0.1–40 (×400) → 6.0/10

Provider Reputation5.9/10

provider avg 5.9 → 5.9/10

Popularity2.5/10

synthetic proxy → 2.5/10

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: 65 — King of Thunder by Fazi Interactive

https://slotranker.com/fazi-interactive/king-of-thunder#score

How to cite

Slot Summary

Players who favor a medium-volatility pace over extreme swings get the clearest read on King of Thunder's design. Fazi Interactive pairs its 96.21% RTP with Sticky Wilds, Walking Wilds, and Wild Multipliers, concentrating the more changeable play inside Free Spins. The Greece and Thunderstorm material frames those mechanics around a ruler associated with storms rather than treating Mythology as decoration alone.

How It Plays

The base game uses a 5x3 layout with 10 fixed paylines. Winning combinations form from left to right, keeping the initial result easy to follow before the Wild mechanics take over.

After a win, the Risk/Gamble game provides a separate decision to attempt a doubled payout through a card prediction. This sits outside the main reel sequence.

Theme & Atmosphere

Greece and Mythology provide the setting, with the King of Thunder presented through storm imagery and an imperial identity. The treatment connects divine power with rulership.

Thunderstorm material gives the feature changes a clear thematic cue. The atmosphere supports sudden Wild movement while the Emperor and Lucky labels reinforce power and fortune.

Mythology Emperor Greece Lucky Thunderstorm

Features & Win Potential

Sticky Wilds remain fixed during Free Spins, preserving a useful position across later results. Walking Wilds add movement, preventing the feature from depending on one static placement.

Wild Multipliers raise the value of combinations that include them. The Scatter Symbol has a different role, serving as the route into the Free Spins feature.

Free Spins Scatter Symbol Wild Symbol Medium volatility Wild Multipliers 5 Reels Sticky Wilds Walking Wilds 10 Paylines 96% RTP Free Spins Multiplier Risk/Gamble (Double) game

Bonus & Free Spins

Landing three Scatter Symbols awards six Free Spins. A Sticky Wild remains on the reels during the feature, giving later spins a persistent substitute symbol.

Free Spins can combine the fixed Wild position with Walking Wilds and Wild Multipliers. Their interaction, rather than the number of awarded spins alone, defines the bonus.

Spec sheet

King of Thunder at a glance.

Identity

Slot nameKing of Thunder

StudioFazi Interactive

Released12/15/2022

Math

SlotRanker Score65

RTP96.21%

VolatilityMedium volatility

Max win1,656×

Bet range$0.10 – $40.00

Player rating3.9 / 5 · 16 votes

Format

Reels5

Paylines10

Layout5x3

Features

Themes

Expected average based on this slot's 96.21% RTP — individual sessions vary with volatility.

Bet per spin

Spins per hour400

Session length (hours)

Cost per hour$1.52

Cost per session$1.52

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 King of Thunder? 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: Medium

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 (Medium). The model is calibrated so the average return equals this slot's published RTP (96.21%), with wins capped at its top multiplier (1,656×).

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 King of Thunder

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Compare King of Thunder with other games

	King of Thunder Score 65This game	Bingo Staxx Thunder Power Score 82	Age Of The Gods King Of Olympus Megaways Score 69	Gates of Olympus 1000 Dice Score 81	Divine Fortune Score 80
Identity
Studio	Fazi Interactive	Greentube	Playtech Origins	Pragmatic Play	NetEnt
Released	12/15/2022	12/15/2022	1/20/2023	1/30/2025	1/25/2017
Math
RTP	96.21%	96.11%	94.95%	96.5%	96.59%
Volatility	Medium volatility	Medium/High	High volatility	High volatility	Medium volatility
Max win	1,656×	20,000×	5,000×	15,000×	—
Format
Reels	5	5	6	6	5
Layout	5x3	5x5	6x7	6x5	5x3
Paylines	10	50	117649	—	20
Min bet	0.1	0.75	0.1	0.2	0.2
Max bet	40	150	350	250	200
Features
Progressive	—	—	✓	—	✓
Wild symbol	✓	—	✓	—	✓
Free spins	✓	✓	✓	✓	✓
Scatter symbol	✓	✓	✓	✓	—
Multiplier	—	✓	✓	✓	—
Bonus game	—	✓	—	—	✓
Respins	—	—	—	—	✓

Every number is shown as a delta against King of Thunder.

Comparing against

King of Thunder

Fazi Interactive

RTP

96.21%

Max win

1,656×

Score

Bingo Staxx Thunder Power

+ Multiplier+ Bonus Game− Wild

Age Of The Gods King Of Olympus Megaways

+ Progressive+ Multiplier

Gates of Olympus 1000 Dice

+ Progressive+ Bonus Game+ Respins− Scatter

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