Pragmatic Play · 2020 · tested 2026-09-03
Gates of Olympus
A bonus-first slot with a long, thin base game. Over 10,000 spins the natural bonus paid better than the purchase did.
measured over 10,000 spins · 50 buys
Is Gates of Olympus worth playing?
quick answerGates of Olympus returned 80.16% of stake over 10,000 demo spins at 2.00 (95% CI 68.6–91.8%), well under the declared 96.5%, with a hit on 28.9% of spins and a median winning spin of 0.8x. The natural free spins came 21 times, once per 476 spins on average, and paid 59x the bet on average; the 50 bonus buys at 100x returned only 0.77x of their price, with 37 of 50 ending below what they cost.
Test card
10,000 spins · USD 2.00 bet · every request logged| Spins | 10,000 |
| Bet | USD 2.00 |
| RTP declared | 96.50% |
| RTP measured | 80.16% (95% CI 68.6–91.8) |
| Hit frequency | 29% · every 3.46 |
| Dead streak max / avg | 23 / 3.43 |
| Median hit | 0.80x |
| Max win (base game) | 221.3x · spin 3799 |
| Free spins, natural | 21 · every 476.2 spins · mean 59.1x |
| Balance start → end | 100,000 → 96,033 |
Play Gates of Olympus demo
same math as real play · demo balance
Bonus buy lab
50 buys × 100x · USD 200 eachmean 0.77x · median 0.52x · 37 of 50 below price · best 3.19x · worst 0.07x
| Spins per bonus (avg / min–max) | 15.2 / 15–20 |
| Retriggered | 4% |
| Multiplier total (avg / max) | 35 / 148 |
| Bonuses that paid nothing | 0% |
- Spent
- USD 10,00050 × USD 200
- Returned
- USD 7,71277% · CI95 57–97%
- Net
- −USD 2,288−11.4 buys
- Break-even or better
- 13 / 5026%
- Paid 2× price or more
- 4 / 508%
- Price in base spins
- 100natural trigger every ~476 spins
One buy costs 100 base spins; a natural bonus came once per 476 spins, so buying reached the feature about 5× faster. Natural bonus paid 59.1x of the bet, bought bonuses averaged 77x.
Risk profile
how much bankroll this run needed| 50 bets | bust at spin 74 |
| 100 bets | bust at spin 139 |
| 200 bets | bust at spin 660 |
One run, one bet size. A different session can bust earlier or never; treat this as a measured example, not a rule.
How it plays
7 rules screens from the gameGates of Olympus plays on a 6×5 grid with no paylines: eight or more matching symbols anywhere on the screen pay, then the winning symbols are removed and new ones tumble down, so one spin can chain several wins. In our run the longest chain in the base game was 11 tumble steps (round 5074, a 13x win), and every one of the 107 base-game hits above 10x came from a chain rather than a single screen.
Multiplier orbs land randomly with values from 2x to 500x. They do nothing on their own: at the end of a tumble sequence all orbs on screen are added together and applied to that spin's total win, so an orb only matters when there is a paying chain under it. The 221x base-game hit on round 3799 was a six-step chain.
Four or more Zeus scatters trigger 15 free spins. Inside the feature the orb values accumulate into a total multiplier that grows through the whole bonus and is applied to every subsequent win; three scatters award five extra spins. In this run all 21 natural bonuses ran the base 15 spins, and among the 50 bought bonuses only 2 retriggered.
The ante bet raises the stake by 25% and doubles the chance of scatters landing; buying the feature costs 100x the current bet and starts the 15 spins immediately. The build we tested reports the same 96.50% RTP for regular play, ante play and the purchase.
Cascading reels
Multiplier
Free spins
Retrigger
Scatter symbol
Bonus buy
Extra bet
Bet range 0.20 – 24,000 per spin · payouts read from the game's paytable at bet 2.00
Gallery
8 frames from the test
Verdict
who it suits, who should skip itWho it suits: players who want the free spins and accept a base game that mostly exists to reach them. The long-run picture is a slow bleed with rare spikes: the balance fell for almost the entire 10,000-spin series and ended 1,984 bets down, with the deepest point at the very end. A 50-bet bankroll was gone by spin 74, 100 bets by spin 139, 200 bets by spin 660.
The natural bonus is where the money came from. Twenty-one triggers paid 59x the bet on average, four of them above 100x (219x on round 5199, 203x on round 7561, 174x on round 1929, 116x on round 2180), and together they made up 15.5% of everything the game returned. Waiting for the trigger took 476 spins on average, which is 4.8 buy prices.
Who should skip it: anyone planning to buy bonuses at 100x. Fifty purchases returned 0.77x of their price on average, the median was 0.54x, 37 of 50 lost money, 24 lost more than half, and the best of them paid 3.19x. Compared with the 2,000-spin pilot, where 20 buys averaged 1.44x, this larger sample shows how much the purchase result swings; treat any buy-value figure from a short test with caution.
- Natural free spins paid 59x the bet on average and came four times above 100x in 10,000 spins
- Hit frequency of 28.9% keeps the reels moving; the longest drought was 23 spins
- Every base-game win above 10x came from a tumble chain, so the mechanic is visible and readable
- Full spin log and per-round CSV available for anyone who wants to check the numbers
- Measured RTP 80.16% over 10,000 spins, 16 points under the declared 96.5%
- 50 bonus buys returned 0.77x of price; 37 of 50 lost money
- The balance fell almost continuously and ended 1,984 bets down; a 200-bet bankroll lasted 660 spins
- Multiplier orbs on dead screens are common and pay nothing
- Longest drought: 23 dead spins, rounds 8975–8997; a second run of 21 at rounds 690–710. Only two streaks over 20 in 10,000 spins, none over 30.
- Biggest base-game hit: 221x on round 3799, a six-step tumble chain. Only three base-game rounds cleared 100x (3799, 9286 at 107x, 8849 at 100x).
- Natural bonus every 476 spins on average: 21 triggers, results from 8x (round 6802) to 219x (round 5199). Every one ran exactly 15 spins.
- The 50 buys were far worse than the pilot's 20: mean 0.77x versus 1.44x. Median 0.54x, best 3.19x (buy 5, 20 spins, multiplier total 65), worst 0.07x (buy 38).
- Hit frequency held between 27% and 31% in every 2,000-spin block, but the return did not hold: the first 1,000 spins paid 67% and the last 1,000 paid 55%, so the base game never carried the balance.
Method & data
open data · closed rig10000 base-game spins at a fixed USD 2.0 bet; 50 bonus buys at 200.0 each (100.0x) on the official Pragmatic Play demo server (jurisdiction 99, RTP profile 96.5%); every request and response logged; test run 2026-09-03.
The test rig plays the official demo build over the network and records every server round: bet, win, cascade steps, free spins, collect. Screenshots and video come from a real browser session. A human editor checks the numbers and the text before publication. How we test →
| 2026-09-03 | 1,000 spins · RTP 54.8% |
| 2026-09-03 | 2,000 spins · RTP 64.3% |
| 2026-09-03 | 10,000 spins · RTP 80.2% |
FAQ
6 questions · answered from the logIs Gates of Olympus rigged? The demo paid me nothing for an hour.
The demo runs on Pragmatic Play's own server with the same math as real play, and our 10,000 logged spins say the base game is simply thin: it hit on 28.9% of spins, the median hit was 0.8x, and the balance dropped 1,984 bets over the series. That is the design, not a broken build. The long-run RTP we measured was 80.16%, with a 95% interval of 68.6–91.8%.
How many spins between free spins?
476 on average in our run: 21 natural triggers in 10,000 spins. The bonuses paid 59x the bet on average and four of them cleared 100x, the biggest 219x on round 5199. None of the 21 retriggered.
What does the ante bet actually change?
It raises the stake by 25% and doubles the number of scatters on the reels, so natural triggers come roughly twice as often. The paytable and the multiplier orbs do not change. We played this series at the regular bet, so the 476-spin trigger rate above is without ante.
Should I buy the bonus or wait for it?
On this run, waiting won. Fifty buys at 100x returned 0.77x of their price on average and 37 of them lost; the natural bonuses paid 59x the bet each and came once per 476 spins, which is under five buy prices of base play. In our shorter pilot the buys averaged 1.44x, so the purchase result swings hard between samples.
What was the biggest hit without the bonus?
221x the bet on round 3799, a six-step tumble chain. Only three base-game rounds passed 100x in 10,000 spins (3799, 9286 at 107x, 8849 at 100x). Counting natural bonuses, the largest single round was 247x on round 5199.
How much do I need to sit through the dead spins?
In our series a 50-bet bankroll was gone by spin 74, 100 bets by spin 139 and 200 bets by spin 660. The longest drought was 23 spins (rounds 8975–8997), so the problem is not long gaps but the small size of the hits that break them.







Field notes
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