Greentube

Diamond Link Mighty Emperor

Slots Video Slots Gems Sea Emperor Royal Asia Dragon

Fourth Diamond Link entry with three special spin outcomes

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

95%

return to player

Volatility

Medium volatility

variance

Max win

1,250×

top multiplier

Min bet

$0.25

per spin

Reels

25 lines

Player rating

3.6 ★

1 votes

DEMO Play free, no signup

Greentube

Embed on your site

3.6 / 5

1 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 & RTP8/10

RTP 95% → 8.0/10

Volatility8/10

medium → 8.0/10

Win Potential6.2/10

x1250.00 (1250×) → 6.2/10

Features10/10

16 features → 10.0/10

Game Mechanics6.4/10

f=16 r=5 p=25 → 6.4/10

Context signals (tie-breakers)

Layout6/10

5x3 → 6.0/10

Bet Flexibility6/10

0.25–100 (×400) → 6.0/10

Provider Reputation5.5/10

provider avg 5.5 → 5.5/10

Popularity0/10

synthetic proxy → 0.0/10

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: 64 — Diamond Link Mighty Emperor by Greentube

https://slotranker.com/greentube/diamond-link-mighty-emperor#score

How to cite

Slot Summary

Released in 2021, Diamond Link Mighty Emperor became the fourth named entry in Greentube's Diamond Link series and extended its Hold and Win formula with three special Diamond outcomes. Six collected Diamonds open the main feature, while Wild, Sticky, and Colossal effects create different conclusions after the locked-symbol round. The 95% RTP, medium volatility, and x1250.00 maximum keep the title's identity firmly attached to its Diamond meter rather than its conventional 25-line base game.

How It Plays

The 25-line base game feeds every Diamond into a meter above the reels. Reaching 6 Diamonds in one spin transfers those symbols into Hold and Win.

Lantern Mystery Symbols can transform into other symbols and improve the chance of completing the Diamond requirement before the base spin ends.

Theme & Atmosphere

Asia, Dragon, Emperor, Gems, Royal, and Sea motifs frame the title as an imperial treasury set among pagodas, mountains, ships, koi, and lucky coins.

The Diamond meter remains visually central despite the detailed royal setting, keeping the player's attention on collection rather than the decorative symbols surrounding it.

Gems Sea Emperor Royal Asia Dragon

Features & Win Potential

Hold and Win begins with 3 spins and locks every new Diamond in place. Each additional Diamond resets the counter, extending the collection attempt.

Random Wilds, Sticky Wilds, and a 3x3 Mega Symbol can appear through special Diamond outcomes, creating distinct spin resolutions after the collection phase.

Free Spins Scatter Symbol Wild Symbol Medium volatility 5 Reels Bonus Game Sticky Wilds Additional Free Spins RTP range Bonus symbols Hold and Win Risk/Gamble (Double) game Random Wilds / Additional Wilds Mega Symbol (3x3)Mystery symbol 25 Paylines

Bonus & Free Spins

Collecting 6 Diamonds triggers the Bonus Game with 3 starting spins. Additional Free Spins are effectively earned whenever another Diamond lands and resets the counter to 3.

Spec sheet

Diamond Link Mighty Emperor at a glance.

Identity

Slot nameDiamond Link Mighty Emperor

StudioGreentube

Released3/1/2021

Math

SlotRanker Score64

RTP95%

VolatilityMedium volatility

Max win1,250×

Bet range$0.25 – $100.00

Player rating3.6 / 5 · 1 votes

Format

Reels5

Paylines25

Layout5x3

Expected average based on this slot's 95% RTP — individual sessions vary with volatility.

Bet per spin

Spins per hour400

Session length (hours)

Cost per hour$5.00

Cost per session$5.00

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 Diamond Link Mighty Emperor? 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 (95.00%), with wins capped at its top multiplier (1,250×).

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 Diamond Link Mighty Emperor

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Compare Diamond Link Mighty Emperor with other games

	Diamond Link Mighty Emperor Score 64This game	Lord Fortune 2 Hold and Win Score 75	Prosperity Pearls Score 75	China Emperor Score 77	Dragon King of The Ocean Score 76
Identity
Studio	Greentube	3 Oaks	Wazdan	JVL	OneGame
Released	3/1/2021	10/21/2021	5/25/2021	4/26/2022	8/25/2021
Math
RTP	95%	95.49%	96.15%	96.01%	96%
Volatility	Medium volatility	High volatility	—	Medium/High	High volatility
Max win	1,250×	5,000×	4,000×	—	32,000×
Format
Reels	5	—	5	5	6
Layout	5x3	—	5x3	5x3	6x4
Paylines	25	25	5	243	4096
Min bet	0.25	0.2	0.1	0.38	2
Max bet	100	30	100	88.88	2400
Features
Progressive	—	—	—	—	—
Wild symbol	✓	✓	✓	✓	✓
Free spins	✓	✓	—	✓	✓
Scatter symbol	✓	—	—	✓	✓
Multiplier	—	—	✓	✓	✓
Bonus game	✓	✓	✓	—	—
Respins	—	✓	✓	—	—

Every number is shown as a delta against Diamond Link Mighty Emperor.

Comparing against

Diamond Link Mighty Emperor

Greentube

RTP

95%

Max win

1,250×

Score

Lord Fortune 2 Hold and Win

+ Multiplier+ Respins− Free Spins− Scatter

+ Multiplier− Bonus Game

Dragon King of The Ocean

+ Multiplier− Bonus Game

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01How is the Diamond Link feature triggered?

Collecting 6 Diamond symbols in one base-game spin activates the Hold and Win feature with 3 starting spins.

02What happens when another Diamond lands in the feature?

The new Diamond locks into place and resets the remaining spin counter to 3.

03What do the special Diamond symbols do?

They can lead to Wild, Sticky, or Mega Symbol spin effects after the main collection round concludes.

04Where does Mighty Emperor sit in the Diamond Link series?

Greentube introduced it as the fourth Diamond Link title, following Mighty Sevens, Oasis Riches, and Mighty Elephant.

Series

Diamond Link

View all 11 games

Game	Year	RTP	Volatility	Slot Score
Diamond Link Mighty EmperorCurrentGreentube	2021	95%	Medium volatility	64
Diamond Link Mighty SantaGreentube	2021	95%	Medium volatility	65
Diamond Link Mighty BuffaloGreentube	2022	95%	Medium volatility	62
Diamond Link: Almighty WolfGreentube	2023	95.01%	Medium/High	65
Diamond Link: Cops ‘n’ RobbersGreentube	2023	93.7%	Medium volatility	57
Diamond Link: Mighty Dwarves IncGreentube	2024	95%	Medium/High	69
Diamond Link Mighty Santa: Boarded UpGreentube	2024		—	59
Diamond Link Mighty VikingGreentube	2025	95.01%	—	64
Diamond Link Mighty CleopatraGreentube	2025	93.7%	—	58
Diamond Link: Mighty Elephant DiceLatestGreentube	2025	93.7%	Medium volatility	57
Diamond Link Mighty Buffalo DiceGreentube	—		—	38

Diamond Link Mighty EmperorCurrent
Greentube · 2021
RTP95%Score64Medium volatility
Diamond Link Mighty Santa
Greentube · 2021
RTP95%Score65Medium volatility
Diamond Link Mighty Buffalo
Greentube · 2022
RTP95%Score62Medium volatility
Diamond Link: Almighty Wolf
Greentube · 2023
RTP95.01%Score65Medium/High
Diamond Link: Cops ‘n’ Robbers
Greentube · 2023
RTP93.7%Score57Medium volatility
Diamond Link: Mighty Dwarves Inc
Greentube · 2024
RTP95%Score69Medium/High
Diamond Link Mighty Santa: Boarded Up
Greentube · 2024
RTP—Score59
Diamond Link Mighty Viking
Greentube · 2025
RTP95.01%Score64
Diamond Link Mighty Cleopatra
Greentube · 2025
RTP93.7%Score58
Diamond Link: Mighty Elephant DiceLatest
Greentube · 2025
RTP93.7%Score57Medium volatility
Diamond Link Mighty Buffalo Dice
Greentube · —
RTP—Score38