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ROYAL ACE GROUP
Independent game studio · Original slot titles

Games builtto leadthe lobby.

Royal Ace Group builds original slot titles end to end — art direction, mathematics, engine and certification under one roof. Three worlds in the catalogue, from a neon megaclub on Mars to the nine hells themselves, all held to one standard.

Bassline Mars · 25,000×BAAL · 50,000×Strings of Fortune · 100,000×96.50% RTP across the catalogueOne build · every screen
Bassline Mars key art: a robot DJ performing under laser light on Mars

Flagship title · Submitted · 2026

Bassline
Mars

A rust-and-neon megaclub under a red sky, where the BPM meter is not decoration — it is the multiplier. Every cascading win pushes the tempo higher and every win on screen climbs with it. Four bonus rounds, two ante levels, and a rival DJ who has to be beaten in front of a crowd.

Return to player96.50%Certified · all modes ±0.5%
Maximum win25,000×Reachable in every mode
Grid6×5Pay-anywhere, tumbling
Bonus rounds4Two ante levels
What we do

Four disciplines, one building, no hand-offs.

Most studios our size outsource at least two of these. Every hand-off is a place where intent goes missing — an artist who never sees the maths, a mathematician who never sees the round play. We removed the hand-offs.

01

Art direction

Every asset is modelled, lit and rendered at print resolution before it is ever reduced to a symbol. Sources run to 6,320 pixels and thirty-three megabytes. What ships is a fraction of that — but the fidelity was there to lose.

02

Mathematics

Models are written, simulated across hundreds of millions of rounds, and optimised against the exact tail constraints a certifier measures. Return, volatility, hit rate and max-win achievability are settled before a single reel is drawn.

03

Engineering

WebGL, sixty frames, portrait and landscape from one build. Skeletal animation, streamed audio, and a presentation layer fully decoupled from outcome — the result is settled before the first frame of the win plays.

04

Compliance

Restricted-word routing, jurisdictional copy variants and social-casino labelling are built into the game rather than bolted on at submission. The certificate is a design input.

The Vault

Production art, at the size it was made.

Position
A slot is the most-watched screen in the building. We build the ones worth watching.

A player will see one of our backgrounds several thousand times in a single session. That is a longer exposure than most film gets. We build for it accordingly — and then compress it to something that loads on a phone on a train.

Fidelity

Built large, delivered small.

The 25 pieces in the Vault total 235.1 MB as masters. The full-fidelity versions this site serves total 30.0 MB — encoded per image, quality searched per image, never resampled twice.

The strobe wild symbol: a face cast in Martian regolith, split by a glowing waveform
Strobe wild · wild symbol6320 × 4240 source · 32.9 MB
Next

Two more worlds in the building.

BAAL and Strings of Fortune are named, specced, and deep in production — with the finished parts marked finished. The roadmap sets both against quarters and gets edited when a date moves, not after it has passed.