SWEEPSTAKES GAMING SYSTEM
DESIGNED BY STUDIO 41
A configurable 80s racing slot machine and a live multiplayer lottery — the Grand Prix — dropped straight into the sweepstakes platform you already run.
THE SYSTEM
Nitro Circuit is built for regulated sweepstakes environments. It layers on top of an existing slot engine — anything that supports multi-reel spins, multi-line evaluation, scatter and wild — and adds a persistent multiplayer event on top of it.
PART ONE
A configurable racing cabinet. Each circuit is a city with its own reel layout, its own scatter badge and its own math — driven by the configurations your platform already serves.
PART TWO
A centralised, scheduled lottery every player enters with the numbers they earned on the road. It runs as a race: numbers are drawn, cars move, the podium takes the pool.
FOR END USERS
The player never converts anything in their head. Sweeps balance buys gas, gas turns into spins, spins turn into kilometres, and kilometres turn into gallons for Saturday night.
Each city is a different machine — 5×3, 3×3, 5×5 — with its own scatter badge and its own volatility.
Sweeps credits fill the tank at the station. One gallon burns per spin — the only thing the player spends.
Every spin puts metres on the odometer. Scatters found on the road jump the car forward a full kilometre.
Reaching the end of a lap earns one gallon, stamped with a number from 1 to 90. Gallons are the lottery tickets.
Winnings go straight back to the sweeps account — never into the tank. Gas is bought, kilometres are driven, gallons are earned. Three nouns, no conversion table.
THE CENTRAL EVENT
One scheduled event, every player on the same grid. The balls each player accumulated during their races are the numbers they run. Frequency, field size and prize ladder are administrator-configurable.
THE DRAW
Balls come out one at a time. Every ball that matches a gallon you hold burns it and moves your car one length up the track.
OPERATOR CONTROLS
Gallons are earned by driving, never sold. The event stays a free-entry mechanic on top of your existing sweeps economy.
FOR DEVELOPERS
Nitro Circuit ships as containers. Deploy on AWS, Google Cloud Platform, Azure — or entirely on-premise for full control. The slot engine talks to your platform over four endpoints; the Grand Prix runs in its own container with its own scheduler.
REFERENCE ARCHITECTURE
CONTAINER 01
Circuit rendering, reel presentation, paylines, wild and scatter behaviour, gas and odometer state.
CONTAINER 02
Event scheduling, ball draw, grid simulation, prize ladder and settlement.
SLOT ENGINE ⇄ PLATFORM
GRAND PRIX → PLATFORM
Reports event winnings back into the sweeps ledger.
EXISTING
Your wallet, your RNG, your configurations, your ledger. Nitro Circuit reads them and writes back — it does not replace them.
FOR THE OPERATOR
Nitro Circuit adapts to the slot configurations you already have. Because it consumes them as-is, there is no need to touch weights, RTP or any math currently in production. You can create virtually infinite circuits — in practice, one per machine typology is enough.
Circuits are a presentation layer over the reel sets you already certified. Same weights, same returns, new skin and new progression.
Five cities cover five machine shapes. Add more for seasonal events, or keep the roster tight and rotate the artwork.
Grand Prix cadence, prize ladder and pool funding are operator settings. Retention levers that never touch the certified engine.
NEXT STEPS
Run the Nitro Circuit simulation to see the cabinet, the circuit picker and the Grand Prix end to end — then talk to us about your configurations.