ELK Studios

Nitropolis 5

Slots Video Slots Action & Adventure Futuristic Fire Animals Mafia Guns Apocalypse

A climactic Nitropolis installment with shifting reels and faction warfare

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%

return to player

Volatility

High volatility

variance

Max win

50,000×

top multiplier

Min bet

$0.20

per spin

Reels

4096 lines

Player rating

4.7 ★

17 votes

DEMO Play free, no signup

ELK Studios

Embed on your site

4.7 / 5

17 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% → 6.0/10

Volatility9/10

high → 9.0/10

Win Potential9.4/10

x50000.00 (50000×) → 9.4/10

Features10/10

24 features → 10.0/10

Game Mechanics8.2/10

f=24 r=6 p=4096 → 8.2/10

Context signals (tie-breakers)

Layout5/10

6x4 → 5.0/10

Bet Flexibility6/10

0.2–50 (×250) → 6.0/10

Provider Reputation7.1/10

provider avg 7.1 → 7.1/10

Popularity7.5/10

synthetic proxy → 7.5/10

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: 77 — Nitropolis 5 by ELK Studios

https://slotranker.com/elk-studios/nitropolis-5#score

How to cite

Slot Summary

July 2024 marked the final-battle chapter of ELK Studios' Nitropolis line. Nitropolis 5 sets a 94% RTP against an x50000.00 maximum, creating a wide gap between long-run return and the largest possible result. Its identity comes from a shifting six-reel grid, large symbols, cascading wins, and multipliers, while the clan conflict with Sgt Nitro Wolf gives the fifth numbered game a conclusive narrative role.

How It Plays

Each paid spin uses a six-reel, four-row layout with wins evaluated across 4,096 ways. Winning combinations avalanche away, so replacement symbols can extend the same round without a new stake.

The reel set can change size, and large symbols alter how much of the screen a single symbol occupies. Those shifts make reel expansion, rather than fixed-line repetition, the base loop's defining variable.

Theme & Atmosphere

Futuristic apocalypse fiction gives the slot a final-battle frame, with rival animal clans confronting Sgt Nitro Wolf over control of Nitropolis. The Mafia and Guns motifs keep that conflict street-level rather than cosmic.

Fire and ruined-city imagery support the siege tone, while the clan cast prevents the setting from becoming anonymous destruction. The result is action fiction with a clear factional conflict.

Action & Adventure Futuristic Fire Animals Mafia Guns Apocalypse

Features & Win Potential

Dynamic Reels and the 3x3 Mega Symbol change the amount of grid space available to a single result. Combined with cascading removal, they can reshape consecutive evaluations inside one paid round.

Random multipliers supply the numerical lift, while symbol splitting and symbol swaps change how matching groups develop. Sticky Wilds reserve their strongest persistence for the Free Spins round.

Bonus & Free Spins

Three or more trigger symbols open Free Spins, where landed Wilds remain sticky for the round. A Super Bonus version begins with the maximum row setup and both-way evaluation already active.

Spec sheet

Nitropolis 5 at a glance.

Identity

Slot nameNitropolis 5

StudioELK Studios

Released7/13/2024

Math

SlotRanker Score77

RTP94%

VolatilityHigh volatility

Max win50,000×

Bet range$0.20 – $50.00

Player rating4.7 / 5 · 17 votes

Format

Reels6

Paylines4096

Layout6x4

Expected average based on this slot's 94% RTP — individual sessions vary with volatility.

Bet per spin

Spins per hour400

Session length (hours)

Cost per hour$4.80

Cost per session$4.80

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 Nitropolis 5? 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 (94.00%), with wins capped at its top multiplier (50,000×).

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 Nitropolis 5

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Compare Nitropolis 5 with other games

	Nitropolis 5 Score 77This game	H.O.P.E. Score 70	Slayers Inc Score 84	Lucky Apocalypse Score 82	TNT Fiesta Score 82
Identity
Studio	ELK Studios	Nemesis Games Studio	Hacksaw Gaming	Yggdrasil Gaming	Naga Games
Released	7/13/2024	10/17/2021	5/13/2024	3/20/2025	2/19/2025
Math
RTP	94%	96.6%	96.28%	96%	96.41%
Volatility	High volatility	—	High volatility	High volatility	Medium volatility
Max win	50,000×	—	15,000×	12,500×	—
Format
Reels	6	5	5	6	6
Layout	6x4	5x3	5x3	6x6	6x5
Paylines	4096	25	14	Pay Anywhere	720
Min bet	0.2	0.1	0.1	0.2	0.3
Max bet	50	125	100	100	175
Features
Progressive	—	—	—	—	—
Wild symbol	✓	✓	✓	✓	✓
Free spins	✓	✓	✓	✓	✓
Scatter symbol	✓	✓	✓	✓	✓
Multiplier	✓	—	✓	✓	✓
Bonus game	—	✓	—	—	✓
Respins	—	—	—	—	—

Every number is shown as a delta against Nitropolis 5.

Comparing against

Nitropolis 5

ELK Studios

RTP

94%

Max win

50,000×

Score

+ Bonus Game− Multiplier

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01What is the RTP of Nitropolis 5?

Nitropolis 5 has a 94% RTP. That percentage describes its theoretical long-run return, not what any individual session will produce.

02How large is the maximum win in Nitropolis 5?

The maximum win is x50000.00 the stake, placing a large potential result above a comparatively low 94% theoretical return.

03How do Free Spins work in Nitropolis 5?

Three or more trigger symbols start Free Spins. Wilds that land during the round remain sticky, changing later evaluations across the expanding grid.

04Who developed Nitropolis 5?

ELK Studios developed Nitropolis 5 and presented it as the final battle in the studio's continuing Nitropolis story.

Series

Nitropolis

View all 6 games

Game	Year	RTP	Volatility	Slot Score
NitropolisELK Studios	2020	96.1%	High volatility	75
Nitropolis 2ELK Studios	2021	95%	Medium volatility	70
Nitropolis 3ELK Studios	2022	95%	High volatility	83
Nitropolis 4ELK Studios	2023	94%	High volatility	76
Nitropolis 5CurrentELK Studios	2024	94%	High volatility	77
Nitropolis TVLatestELK Studios	2025	94%	High volatility	72