A marble hall at dusk across 20 lines. Every win in the free round doubles and the figure rises as it runs: x2, x2, x2, x3, x5. It stays where it reaches.
Marble Arch plays over 20 lines, so one stake covers them all. Something returns on roughly 33 spins in a hundred, and most of it is slight. The bonus is Marble Ladder: every win in the free round doubles and the figure rises as it runs: x2, x2, x2, x3, x5. It stays where it reaches.
Marble Ladder. Every win in the free round doubles and the figure rises as it runs: x2, x2, x2, x3, x5. It stays where it reaches.
Everything in this room is played with free virtual coins. There is no real-money gambling, no win with real-world value, and no in-app purchases. Results come from a random number generator, and no spin is influenced by the one before it.
Measured by running this page's own engine for 5,000,000 spins: coin RTP 98.7%, hit frequency 32.9%, free spins about once in 121 spins, a win of 10x your stake or more about once in 92 spins. Coin figures only — no money is staked or returned.
No sign-in and nothing to fill in. Set a stake with minus and plus; it divides evenly across 20 lines.
Spin. Matching symbols pay from the left along the fixed lines.
Three Hall Chimes open the free round, with Marble Ladder inside it.
A calm sitting with something landing often enough to hold attention.
A large share of paying spins hand back less than the stake, so winning and profiting are separate things in this room.
| Symbol | Five on a line | Same, as a share of the stake |
|---|---|---|
| 6,000× line bet | 300× your stake | |
| 3,000× line bet | 150× your stake | |
| 1,400× line bet | 70× your stake | |
| 850× line bet | 42.5× your stake | |
| 600× line bet | 30× your stake | |
| 360× line bet | 18× your stake |
The five card ranks (10 to A) pay the least. Three Hall Chimes anywhere open the free round. Full values for three and four of a kind are in the paytable.
Every win in the free round doubles and the figure rises as it runs: x2, x2, x2, x3, x5. It stays where it reaches.
One stake over 20 lines buys how often, and how often is paid for with how much.
Five Key Emblem on a line, and then the Balustrade Post.
The list starts over daily and counts across all the worlds. Entirely optional.
Play while it is fun and quit when it is not. Fix how long you will play before you start, and leave the room at intervals. If gambling of any kind is causing you problems, the National Gambling Helpline is free and confidential on 0808 8020 133, 24 hours a day, or visit GamCare and BeGambleAware. Read our responsible play policy.
Marble Reel Room is for adults aged 18 and over. Credits are virtual, hold no monetary value and cannot be purchased, sold, withdrawn or exchanged. Nothing in the room is for sale, no prize of real value exists, and a good run here predicts nothing about gambling for money.
If gambling is a problem, help is free and confidential: National Gambling Helpline 0808 8020 133, 24 hours a day · BeGambleAware · GamCare · Our responsible play policy
You are already playing Marble Arch for free and you always can. The free account is what opens the other two machines and keeps your coins, level and daily missions between visits.
Virtual coins throughout. No real-money gambling, no prizes worth anything, no in-app purchases. 18+.
All Google hands over is your verified email address and your first name.