12 Bolts of Thunderslots
Observed RTP vs officialpaid ÷ wagered over the sampled bets, with a 95% band
24h
74.50%±0.00
1 bets—
7d
187.06%±190.4
99 bets—
30d
181.16%±144.8
127 bets—
90d
181.16%±144.8
127 bets—
All
181.16%±144.8
127 bets—
The marker is the RTP each casino publishes for this game. An amber bar means that figure is outside the 95% band of what we observed there; grey bars are below the minimum sample.
This gameall sampled bets
- Bets
- 840
- Wagered
- $2,663
- Paid
- $6,187
- Max multiplier
- 1,037x
- Max payout
- $1,821
too earlyNot enough bets over 30d to compare with the official RTP yet. Every spin is independent.
Official RTPas published by the studio and each casino
Game factsfrom thunderkick.com
A 20-line slot with high volatility and wins up to 30,000× the bet.
- RTP
- 96.15%
- Volatility
- High
- Layout
- 20 lines
Max win 30,000x, not hit in the feeds since 2 Nov 2026
- Free spins
- Bonus game
Demos aren't available in your country. We hide demos where casino links are hidden, and in the UK.
From thunderkick.com · read 8d agoStudio page ↗, opens in a new tab
Multiplier distribution30d, sampled bets
739 sampled spins, 40% of them paid something.
- 1 in 28
- sampled spins paid 10x+
- 2 spins
- paid 100x+, too few to put a 1-in-N figure on
- 0 spins
- paid 1000x+ in this sample
0
0-1
1-2
2-5
5-10
10-50
50-100
100-1000
1000+
- Studio volatility
- High
- Observed swings
- Compared once a slot has 20,000 sampled spins staked $0.10 or more in this window; this one has 615.
From 739 sampled spins; a small sample swings a lot, and every spin is independent. Bar height is square-root scaled so the rare high buckets stay visible. Hover a bar for the count.
Where it is played30d, share of sampled wagering
When players play30d · sampled bets by UTC hour and weekday, since 2 Nov 2026
MonTueWedThuFriSatSun
by hour
Busiest hour: Wed 04:00–05:00 UTC with 89 bets; busiest time of day: 21:00–22:00 UTC; busiest day: Wed. Observed on the public feeds we read, a sample: when people were seen playing, not when anyone should. Hours are UTC.
Biggest hitslargest payouts we saw on this game
Live RTP by casino30d, refreshes on reload
| # | Casino | Observed RTP | Official | Dev. | Bets | Wagered |
|---|---|---|---|---|---|---|
| 1 | Rollbit | 33.56%±17.0 | 96.15% | — | 73 bets · below min | $365 |
| 2 | Rainbet | 811.38%±1412.9 | 96.15% | — | 23 bets · below min | $4.48 |
| 3 | CoinCasino | 291.17%±204.3 | — | — | 16 bets · below min | $83.98 |
| 4 | BC.Game | 213.80%±195.7 | — | — | 10 bets · below min | $1,331 |
| 5 | Yeet | 0.00%±0.00 | — | — | 3 bets · below min | $1.50 |
| 6 | Duel | 0.00%±0.00 | 96.50% | — | 1 bets · below min | $7.50 |
| 7 | Shuffle | 100.00%±0.00 | 96.15% | — | 1 bets · below min | $0.20 |
About 12 Bolts of Thunderfrom the figures on this page
12 Bolts of Thunder is a Thunderkick slot. Over the last 30 days we observed 840 bets on it at 11 casinos, too few to measure its RTP over 30 days; the official RTP is 96.15%–96.50%. Its highest multiplier in the last 30 days was 1,037x. The biggest win we saw on it paid $1,821 (5.70x) at BC.Game on 6 Nov 2026. Over the last 30 days it was played most, by wager, at BC.Game, Rollbit and CoinCasino.
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