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Gates of Olympus — Slotester Lab test cover
60,000 SPINS 6 RUNS 300 BUYS DEMO SERVER

Pragmatic Play · 2020 · tested 2026-10-06

Gates of Olympus

Two multiplier orbs were added together at the end of a first-run Gates of Olympus demo tumble, lifting its chain of paying screens to 221.25x without free spins.

In numbers: measured RTP 96.6% against 96.5% declared over 60,000 logged rounds in 6 runs; 29.0% of rounds paid; a natural bonus landed once per 462 rounds (130 in total) and a bonus round paid a median 68.4x the stake, mean 107.9x, trigger spin included; 300 bonus buys at 100x returned 0.97x of their price on average, 68% of them below the price; the biggest round paid 2,217.6x; the longest dry run was 24 spins.

Test card

60,000 spins · USD 2.00 bet · every request logged
Spins60,000 · 6 runs
BetUSD 2.00
RTP declared96.50%
RTP measured96.59% (approximate 95% CI 86.2–107.0)
Hit frequency29% · every 3.45
Dead streak max / avg24 / 3.46
Median hit0.80x
Max win (no bonus round)2,217.6x · run 6, round 1902
Free spins, natural130 · 2.2 bHz · every 461.5 spins · mean bonus round payout 107.9x stake
Balance start → end100,000 → 95,905
Balance in bets, all runs in sequence
Win distribution, x bet, all runs

Play Gates of Olympus demo

PRAGMATIC PLAY · official demo · same math as real play
Best offer for players from United States Gates of Olympus available at Cafe Casino
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Gates of Olympus: USD 2 demo field with the USD 200 bonus purchase available
Exclusive bonus at Cafe Casino · for players from the United States 300% up to $2,000 + 150 FS
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Free demo · no registration · plays on the provider's official server · 18+ Responsible gambling

Bonus buy lab

300 buys × 100x · USD 200 each
Results, x price (amber = below price)
  1. buy 010.20x
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  250. buy 2500.10x
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  275. buy 2751.05x
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  278. buy 2781.34x
  279. buy 2790.41x
  280. buy 2800.31x
  281. buy 2811.16x
  282. buy 2820.74x
  283. buy 2830.13x
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  286. buy 2861.36x
  287. buy 2870.49x
  288. buy 2880.11x
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  290. buy 2900.47x
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  294. buy 2940.17x
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  297. buy 2970.43x
  298. buy 2981.73x
  299. buy 2991.07x
  300. buy 3000.17x

mean 0.97x · median 0.572× price (USD 114.45) · 203 of 300 below price · best 12.75x · worst 0.03x

Free spins anatomy · 300 purchases
Spins per bonus (avg / min–max)15.4 / 15–25
Retriggered7.7%
Multiplier total (avg / max)16 / 104
Bonuses that paid nothing0%

23 of the 300 purchases gained five extra spins from three or more Scatters inside the feature, one of them twice for 25 spins; every purchase began with 15.

Orbs that land on winning spins lift the total multiplier to 2x, then 4x, before the USD 23.20 result banner · Recorded in a separate browser session, outside the statistical samples.
Buy ledger
Spent
USD 60,000300 × USD 200
Returned
USD 58,329.1097.22% · approximate 95% CI 83–112%
Net
−USD 1,670.90−8.4 buys
Break-even or better
97 / 30032%
Paid 2× price or more
34 / 30011%
Price in base spins
100natural trigger every ~462 spins

One ticket equals 100 ordinary stakes. Natural bonuses occurred once per 462 ordinary rounds in this sample. Stakes multiplied by this interval measure gross wagering, not the net cost of obtaining a bonus. Purchase returns above include the complete purchased round and are divided by the ticket price.

Risk profile

how much bankroll the 6 runs in sequence needed
4,295xmax drawdown, in bets (run 5, by spin 4328)
-4,294xlowest point vs start
24longest dead streak, spins
Bankroll survival across the runs in sequence
50 betsbust at spin 74
100 betsbust at spin 139
200 betsbust at spin 660

The runs are played back to back as one series, 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 game

Gates of Olympus scores on a 6x5 board with no paylines: eight or more matching symbols anywhere on the board pay, then those symbols leave and fresh ones tumble into the empty cells, so one ordinary round can chain several wins. In the first run, round 5074 chained ten paying tumbles for 13.05x without a single multiplier orb.

Multiplier orbs land at random 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 221.25x base-game hit on round 3799 of the first run came from five paying tumbles worth USD 29.50, multiplied by a 10x and a 5x orb added together.

Four or more Zeus scatters start 15 free spins. During the bonus, orbs on winning spins add to a running multiplier; that total applies only when a new orb lands on a winning spin. Three or more scatters award five extra spins. All 21 natural bonuses in the first run ran the base 15 spins, and among its 50 bought bonuses only 2 retriggered.

With Ante active, the stake is 25% higher and the natural-feature chance is doubled; buying the feature costs 100x the current bet and starts the 15 spins immediately. Regular mode, ante mode and the 100x purchase all quote the same 96.50% RTP in the game rules.

Mechanics7 from the rules screens
  • Cascading reels
  • Multiplier
  • Free spins
  • Retrigger
  • Scatter symbol
  • Bonus buy
  • Extra bet
Paytable
x total bet · bar = top payout on a log scale
symbol 8-910-1112+
Crown 10x 25x 50x
Hourglass 2.5x 10x 25x
Ring 2x 5x 15x
Chalice 1.5x 2x 12x
Red gem 1x 1.5x 10x
Purple gem 0.8x 1.2x 8x
Yellow gem 0.5x 1x 5x
Green gem 0.4x 0.9x 4x
Blue gem 0.25x 0.75x 2x

Bet range USD 0.20 – 300 per spin · payouts read from the game's paytable at bet USD 2.00

Verdict

Payout spread across six runs

Ordinary-play returns across six 10,000-round runs were 80.16%, 94.41%, 98.61%, 92.14%, 106.53%, 107.68%, in order. The combined 60,000 rounds returned 96.59% of their USD 120,000 turnover, and run 6 rests on one base round: without round 1902, its other 9,999 rounds returned 85.51%. Win frequency stayed between 28.48% and 29.97%, and the median winning round remained 0.8x the ordinary stake in every run.

Natural bonuses arrived 21, 24, 24, 23, 21, 17 times per run, 130 in total with Ante off. Natural bonus rounds, trigger spins included, accounted for 24.2% of all ordinary-round payouts; free spins alone supplied 23.2%. All 130 features began with 15 spins, and 9 received at least one five-spin extension.

The six purchase samples returned 77.15%, 126.42%, 86.41%, 122.03%, 77.84%, 93.45% of their respective costs, combining to 97.22% over 300 purchases at USD 200. The 4 purchases paying at least five times their cost supplied 11.7% of all purchased-round winnings.

Measured upsides
  • Natural features averaged 107.9x the stake over the whole bonus round, and 45 of the 130 reached 100x
  • The stored free-spins multiplier reached 106x in a natural feature (run 5) and 104x in a purchase (run 2)
  • Four purchases paid at least five times their price; the best, buy 43 of run 4, returned USD 2,549.20
Measured downsides
  • 1,113 of the 2,050 base-game rounds that showed a multiplier orb paid nothing, because no symbol win formed under it
  • 17 natural features paid less than 20x the stake
  • Run 1 went 2,800 rounds without a natural feature after round 2398
  • The weakest purchase, buy 10 of run 3, returned USD 6.80 of its USD 200 price
Verdict by run · 6 runs · tap a run to read it
Run 01·2026-09-03·80.16% Natural bonus rounds supplied 18.3% of the return.

Natural bonus rounds supplied 18.3% of the return. Balance slid across almost the entire 10,000-spin series and closed 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 bonuses included four bonus-round payouts above 100x. Twenty-one triggers paid 70x the bet on average, four of them above 100x (247x on round 5199, 212x on round 7561, 184x on round 1929, 161x on round 2180), and together they made up 18.3% of everything the game returned. The series staked about USD 952.38 per observed trigger before subtracting any payouts; this is turnover, not the net cost of reaching a bonus.

Paid entry at 100x lost money in this sample. Fifty purchases returned 0.77x of their price on average, the median was 0.5225x, 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.

Run 02·2026-09-17·94.41% Two weeks after the first run, the picture moved without changing its shape.

Two weeks after the first run, the picture moved without changing its shape. Return rose to 94.41% with a 77.9–110.9% band, free spins arrived 24 times and their rounds paid 104x the bet on average, and the biggest round of the session, 303x, came from a natural bonus on spin 4,435. Purchases swung the other way from run one: 1.26x of price on average, median 0.72x, 29 of 50 below cost, with a single 10.15x ticket accounting for most of the gain.

Run 03·2026-09-18·98.61% The closest of the runs so far to the printed figure: 98.61% with an 81.2–116.1% band.

The closest of the runs so far to the printed figure: 98.61% with an 81.2–116.1% band. Spin 9 of the session paid 208x from a two-step tumble, the largest base-game round of the first three runs stayed the 255x from spin 160 of run two, and the largest round of any kind, 422x, was a natural bonus on spin 8,473 of this run. Free spins again arrived 24 times, one per 417 spins, and their rounds paid 111x the bet on average; the 50 purchases returned 0.86x, median 0.52x, 35 below cost, best 3.11x.

Run 04·2026-09-18·92.14% Later the same day the return settled at 92.14% with a 75.9–108.4% band.

Later the same day the return settled at 92.14% with a 75.9–108.4% band. The base game set the record of the whole series, 323x on spin 1,895 from four tumble steps, and the largest round of the session, 375x, came from a natural bonus on spin 4,521 that retriggered to 20 spins. Natural triggers came 23 times, one per 435 spins, and paid 92x the bet on average, 22.8% of everything the session returned. Purchases had their best session so far at 1.22x of price, though the median was 0.58x and 34 of 50 finished below cost; a single 12.75x ticket, buy 43 with 20 spins and a multiplier total of 23, carried most of it.

Run 05·2026-09-21·106.53% The fifth series was the second to beat the printed 96.5% and the first past 100%: 106.53% of stake, an approximate 95% band of 78.3 to 134.8%, the widest of any run here, and a close 653 bets up after a peak of 1,073 up on spin 8318 and a low of 825 down on spin 4328; fifty bets still lasted only 187 spins, a hundred 320 and two hundred 546, and the 2,000-spin blocks returned 64.3%, 103.1%, 113.9%, 154.9% and 96.4%.

The fifth series was the second to beat the printed 96.5% and the first past 100%: 106.53% of stake, an approximate 95% band of 78.3 to 134.8%, the widest of any run here, and a close 653 bets up after a peak of 1,073 up on spin 8318 and a low of 825 down on spin 4328; fifty bets still lasted only 187 spins, a hundred 320 and two hundred 546, and the 2,000-spin blocks returned 64.3%, 103.1%, 113.9%, 154.9% and 96.4%. A hit landed on 28.48% of spins at a 0.8x median, no drought reached 20 spins (the longest was 19, rounds 3765 to 3783), and five ordinary rounds cleared 100x, led by round 7582, where a seven-step chain worth USD 14.60 in symbols met orbs totalling 55x and paid USD 803, 401.5x.

Twenty-one natural features, one per 476 spins with a 1,898-spin wait at the longest, all ran fifteen spins and paid 166.40x the stake on average, 90.6x in the middle, 32.8% of everything returned; ten cleared 100x and two stayed under 20x. Round 6571 did most of it: a 100x orb on its twelfth spin lifted the running multiplier from 3x to 103x and turned USD 19.30 of symbol wins into USD 1,987.90, the round closed at USD 2,233.90, 1,116.95x, and without it the other 9,999 rounds returned 95.37%. Fifty purchases at USD 200 came back at 0.7784x of price, 77.84%, with a 0.464x median, USD 92.80, 38 tickets below price and 28 under half; buy 4 led at 4.146x, USD 829.20, three tickets retriggered to twenty spins for the first time in this series, and buy 41 returned 0.054x.

Run 06·2026-10-06·107.68% Four paying screens on ordinary round 1902 produced USD 8.80 before multipliers.

Four paying screens on ordinary round 1902 produced USD 8.80 before multipliers. The first screen carried a 500x orb and the next added 4x; settlement applied their combined 504x and credited USD 4,435.20. That is 2,217.6x the USD 2 stake, with no free-spin trigger.

The 10,000 ordinary rounds returned USD 21,535.90 from USD 20,000 staked, with 17 natural bonuses. Natural bonus rounds contributed 16.6% of the ordinary-round return. The separate 50 purchases returned USD 9,344.70 against USD 10,000 in cost; 30 finished below the USD 200 entry price.

Test record

6 runs · 60,000 rounds · 300 buys · open data · closed rig

This game has been through 6 separate test runs on the official demo server, each a fresh session of 10,000 rounds at a fixed bet. Every figure on this page combines the runs into one sample, as if they were one long session; the record below keeps each run apart, with its own numbers and its own downloadable log.

combined result · all runs2026-09-03 → 2026-10-06
Measured return 96.59% 95% band 86.2–107.0% · declared 96.50%
  • 60,000rounds, all runs
  • 29%rounds that paid
  • 2,218xbiggest round
  • 1 / 462natural bonus rate
  • 0.97xmean of 300 buys
  • 24longest dry streak
return by run, and combineddeclared 96.50%
Run 1 · 2026-09-0310,000 rounds
80.16%95% band 68.6–91.8%
Run 2 · 2026-09-1710,000 rounds
94.41%95% band 77.9–110.9%
Run 3 · 2026-09-1810,000 rounds
98.61%95% band 81.2–116.1%
Run 4 · 2026-09-1810,000 rounds
92.14%95% band 75.9–108.4%
Run 5 · 2026-09-2110,000 rounds
106.53%95% band 78.3–134.8%
Run 6 · 2026-10-0610,000 rounds
107.68%95% band 61.6–153.8%
All runs60,000 rounds combined
96.59%95% band 86.2–107.0%
55%75%95%115%135%155%declared 96.50%
dot = return of the run · whisker = approximate 95% band for that sample's mean · more rounds usually narrow a band, one very large round can widen it
how the return settled, round by round60,000 rounds
96.59% after 60,000 roundsdeclared 96.50%run 2 starts at round 10,001run 3 starts at round 20,001run 4 starts at round 30,001run 5 starts at round 40,001run 6 starts at round 50,001
line = return measured up to that round, all runs in sequence · dashed vertical = a new run starts · the line swings early and calms as rounds pile up
bonus purchases, run by run300 buys
Run 1 · 2026-09-03mean 0.77x · median 0.52x · 37/50 below price
Run 2 · 2026-09-17mean 1.26x · median 0.72x · 29/50 below price
Run 3 · 2026-09-18mean 0.86x · median 0.52x · 35/50 below price
Run 4 · 2026-09-18mean 1.22x · median 0.58x · 34/50 below price
Run 5 · 2026-09-21mean 0.78x · median 0.46x · 38/50 below price
Run 6 · 2026-10-06mean 0.93x · median 0.75x · 30/50 below price
bar = one purchase, what it returned as a multiple of its price · dashed line = the price · square-root scale
Each run on its own · tap a run to open it
01run Run 012026-09-03 lab note 10,000 rounds at USD 2.00 · 50 buys · rig 0.6.0 · RTP profile 96.50% measured return80.16%-16.3 pts vs declared 95% band68.6–91.8% natural bonuses21 · 1 / 476 bonus buys, mean0.77x
95% band
68.6–91.8%
rounds that paid
29%
biggest round
247x · round 5,199
longest dry streak
23
natural bonuses
21 · one per 476 rounds
bonus buys
mean 0.77x · median 0.523x · 74% below price
balance start → end
100,000 → 96,033
deepest drawdown
1,985x
lab note · 2026-09-29

Corrected 29 September 2026: this first run was recorded by an early rig that lost the last free spin of a feature, so 6 of its 21 natural features looked smaller than they were. Free spins money now comes from the final bonus response, and the mean natural feature rises from 59.08x to 63.81x the stake in free spins money, 69.84x for the whole bonus round. Round wins, the RTP and the trigger count are unchanged, and the published spin log keeps the figures as first recorded.

Download this run · the square button copies the file’s SHA-256, so you can confirm the download is unchanged
02run Run 022026-09-17 lab note 10,000 rounds at USD 2.00 · 50 buys · rig 0.6.0 · RTP profile 96.50% measured return94.41%-2.1 pts vs declared 95% band77.9–110.9% natural bonuses24 · 1 / 417 bonus buys, mean1.26x
95% band
77.9–110.9%
rounds that paid
29%
biggest round
303x · round 4,435
longest dry streak
21
natural bonuses
24 · one per 417 rounds
bonus buys
mean 1.26x · median 0.724x · 58% below price
balance start → end
100,000 → 98,881
deepest drawdown
1,350x
lab note · 2026-09-17

Second run, two weeks after the first: the return climbed from 80.16% to 94.41%, still under the printed 96.5% but inside its own 77.9–110.9% band this time. Free spins came 24 times instead of 21 and their rounds paid better, 104x the bet on average, with a 303x round on spin 4,435. The 50 purchases returned 1.26x of their price against 0.77x in run one, with 29 of 50 still below price; a single 10.15x ticket carried the average.

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03run Run 032026-09-18 lab note 10,000 rounds at USD 2.00 · 50 buys · rig 0.6.0 · RTP profile 96.50% measured return98.61%+2.1 pts vs declared 95% band81.2–116.1% natural bonuses24 · 1 / 417 bonus buys, mean0.86x
95% band
81.2–116.1%
rounds that paid
30%
biggest round
422x · round 8,473
longest dry streak
20
natural bonuses
24 · one per 417 rounds
bonus buys
mean 0.86x · median 0.515x · 70% below price
balance start → end
100,000 → 99,721
deepest drawdown
1,286x
lab note · 2026-09-18

Third run, a day after the second: 98.61%, the closest of the three to the printed 96.5%, with an 81.2–116.1% band. Spin 9 paid 208x from a two-step tumble, the free spins came 24 times again and their rounds paid 111x the bet on average, and a natural bonus on spin 8,473 produced 422x, the largest round of all three runs. Purchases slipped back to 0.86x of price, 35 of 50 below cost, best 3.11x; the 150 buys of the three runs now sit at 0.97x.

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04run Run 042026-09-18 lab note 10,000 rounds at USD 2.00 · 50 buys · rig 0.6.0 · RTP profile 96.50% measured return92.14%-4.4 pts vs declared 95% band75.9–108.4% natural bonuses23 · 1 / 435 bonus buys, mean1.22x
95% band
75.9–108.4%
rounds that paid
29%
biggest round
375x · round 4,521
longest dry streak
22
natural bonuses
23 · one per 435 rounds
bonus buys
mean 1.22x · median 0.584x · 68% below price
balance start → end
100,000 → 98,428
deepest drawdown
912x
lab note · 2026-09-18

Fourth run, later the same day: 92.14% with a 75.9–108.4% band, back under the printed 96.5% after run three had cleared it. The base game set the record of the whole series, 323x on spin 1,895 from four tumble steps, and a natural bonus on spin 4,521 retriggered to 20 spins for 375x. Purchases had their best session yet at 1.22x of price, but the median was 0.58x and 34 of 50 stayed below cost: one 12.75x ticket, buy 43, did the lifting. Over four runs the 200 buys sit at 1.03x.

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05run Run 052026-09-21 lab note 10,000 rounds at USD 2.00 · 50 buys · rig 0.6.0 · RTP profile 96.50% measured return106.53%+10.0 pts vs declared 95% band78.3–134.8% natural bonuses21 · 1 / 476 bonus buys, mean0.78x
95% band
78.3–134.8%
rounds that paid
28%
biggest round
1,117x · round 6,571
longest dry streak
19
natural bonuses
21 · one per 476 rounds
bonus buys
mean 0.78x · median 0.464x · 76% below price
balance start → end
100,000 → 101,306
deepest drawdown
840x
lab note · 2026-09-21

Fifth run, three days after the fourth: the return jumped from 92.14% to 106.53%, the first session past 100% after run three's 98.61%, and the pooled 86.0–102.8% band now holds the printed 96.5%. Free spins came 21 times against 23 and their rounds paid 166x the stake on average against 92x, carried by a 1,116.95x round on spin 6571 where a 100x orb met a paying screen; the base game set its own record at 401.5x on round 7582, while the 50 buys fell from 1.22x to 0.78x of price.

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06run Run 062026-10-06 lab note 10,000 rounds at USD 2.00 · 50 buys · rig 0.8.7 · RTP profile 96.50% measured return107.68%+11.2 pts vs declared 95% band61.6–153.8% natural bonuses17 · 1 / 588 bonus buys, mean0.93x
95% band
61.6–153.8%
rounds that paid
29%
biggest round
2,218x · round 1,902
longest dry streak
24
natural bonuses
17 · one per 588 rounds
bonus buys
mean 0.93x · median 0.748x · 60% below price
balance start → end
100,000 → 101,536
deepest drawdown
1,107x
lab note · 2026-10-06

The sixth run moves pooled ordinary-play RTP from 94.37% to 96.59% over 60,000 rounds. It recorded 17 natural features, compared with 21 in the preceding run.

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6 test runs combined into one sample (2026-09-03, 2026-09-17, 2026-09-18, 2026-09-18, 2026-09-21, 2026-10-06): 60,000 ordinary rounds, including naturally triggered features, at a fixed USD 2 bet; 300 bonus buys at USD 200 each (100x); recorded on the official Pragmatic Play demo server (jurisdiction 99, RTP profile 96.5%); every request and response logged.

The test rig plays the official demo build over the network and records every server round: bet, win, intermediate steps (cascades, respins), free spins, collect. Screenshots and video were captured in a separate browser session and are not part of the statistical samples. The text was read against the log by an editor before publication. How we test →

CLOSED RIG OPEN DATA

FAQ

7 questions · answered from the log
Did the Gates of Olympus demo match its 96.50% RTP over six runs?
Lab answer

Yes, within a tenth of a point: 96.59% over 60,000 ordinary rounds at USD 2, natural free spins included, against the 96.50% printed in the rules. Single 10,000-round runs ranged from 80.16% to 107.68%; run 6 alone carried an approximate 95% CI of 61.6% to 153.8%.

At the regular stake, how often did free spins trigger?
Lab answer

130 natural triggers in 60,000 ordinary rounds work out to one per 461.5 rounds. The frequency varied from 17 to 24 triggers in a 10,000-round run. These counts exclude all 300 bonus purchases.

Can the stored free-spins multiplier apply without a new orb?
Lab answer

No. The retained multiplier requires both a fresh orb and a win. In purchase 1 of the first run, a USD 1 symbol payout stayed USD 1 with a 3x total stored; a later USD 0.80 chain met a new 3x orb, lifting the stored total to 6x and paying USD 4.80.

Can Gates of Olympus pay over 2,000x without free spins?
Lab answer

Yes, once in 60,000 rounds: round 1902 of run 6 paid 2,217.6x the stake with no free spins, after a 500x orb landed on a paying tumble and added to a 4x orb. The next-best base-game round of the six runs paid 401.5x.

Did most bonus purchases recover the USD 200 price?
Lab answer

No. Only 97 of the 300 USD 200 purchases paid more than their price; 203 fell short, and the median payout was USD 114.45.

Has Gates of Olympus gone more than 20 rounds without paying anything?
Lab answer

Yes, once in 60,000 ordinary rounds: 24 rounds in a row, from round 3885 to 3908 of run 6, cost USD 48 at the USD 2 stake without a payout. Any win ends such a stretch, even one smaller than the stake.

Does switching on Ante leave the bonus buy available?
Lab answer

No. Turning Ante on switches the game to the 25x bet multiplier instead of 20x, doubles the chance of natural free spins and switches the 100x purchase off; at the 20x setting it cost USD 200 per bonus at the USD 2 stake used here.

Field notes

0 notes
Slotester Labmeasured run · every request logged measured
  • spins60,000
  • bet2.00
  • result-2,047x
  • RTP measured96.6%
  • bonuses130
  • max win, no bonus2,217.6x

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