Quick answer
Beat the Beast: Mighty Sphinx is a Thunderkick slot (2020) with 96.14% RTP, high volatility and a 4,444x max win. It uses 9 paylines with wild symbols, mystery symbols and free spins. RTP can vary by casino.
On this page9 sections
Key specs
- RTP
- 96.14%
- 0.1 points above the median (96.04%)
- Volatility
- High5 of 6 on our volatility scale
- Max win
- 4,444x
- Higher than 39% of slots in our database
- Grid
- 5×3
- Pays
- 9 paylines
- Released
- 27 Mar 2020
- Jackpot
- None
Not published by the provider: bet range
Casinos with Thunderkick games
Ad disclosure: we currently earn nothing from the brands listed; if that changes, each offer will say so. How we make money
- Opalis125% up to $750 + 125 Free Spins35x bonusCarries ThunderkickPlay at Opalis (opens in new tab)
18+. New customers. Min dep $20. 35x bonus wagering. Max bet $5. 21 days. 125 spins on Sweet Bonanza at $0.20. Full T&Cs apply.
Key terms
Every significant term is in the line above.
Full T&Cs apply. Please gamble responsibly.
Check Beat the Beast: Mighty Sphinx is in the lobby in your country.
Themes:
Part of the Beat the Beast series.
Learn more
How to play Beat the Beast: Mighty Sphinx (members only)
Wins are paid when matching symbols land on an active payline, usually left to right starting from the leftmost reel. Your total stake is spread across the lines, and each line win is the line bet multiplied by the symbol's paytable value.
Beat the Beast: Mighty Sphinx is played on a 5×3 grid with 9 paylines.
- Set your stake. Choose your total bet per spin. Wins are paid as multiples of this stake.
- Check the paytable. Open the game's info screen to see what each symbol pays and the exact rules for this version.
- Spin. Each spin's result is decided by a certified random number generator, independent of previous spins.
- Trigger the bonus. Land the required scatter symbols to start the free spins feature.
The full Beat the Beast: Mighty Sphinx guide: how winnings work, 3 features and 3 strategy tips
- Your stake plan: a $50 budget → about $0.17 a spin (high volatility)
- What 96.14% RTP costs per $100 wagered: $3.86 on average
- 3 features explained: wild symbols, mystery symbols, free spins
- Stake plans for $20 to $250 budgets
- 4 slots with the same style and a higher RTP (up to 99%)
- Strategy tips and a session planner for Beat the Beast: Mighty Sphinx
Free · no card · 18+ only
Never sold · export or delete any time · What do members get?
How winnings work (members only)
What 96.14% RTP costs per $100 wagered, the 4,444x max win at a $1 stake
The top prize is capped at 4,444x your stake. On a $1 spin that is $4,444; on $0.20 it is $888.80. When the cap is reached the round usually ends immediately.
What 96.14% RTP means
Expected return = stake × 96.14%
Over $100 of total bets, the long-run average loss is $3.86
RTP is a long-run average across millions of spins. Any single session can finish far above or below it, especially on a high volatility game.
Features explained (members only)
3 features explained: wild symbols, mystery symbols, free spins
Wild symbols
Wilds substitute for regular paying symbols to help complete winning combinations. They do not normally replace scatter or bonus symbols.
Mystery symbols
Special symbols that all reveal the same randomly chosen regular symbol, which can complete several wins at once.
Free spins
A bonus round of spins played at no cost to your balance, usually triggered by landing three or more scatter symbols. Wins during the round are added to your balance, and many games let you retrigger extra spins.
Strategy tips (members only)
- Size your stake to the volatility. High volatility concentrates the return in rare, large wins. Long losing runs are normal. Keep stakes small (around 1% of your session budget or less) so you can ride out the swings. A simple rule: bring at least 300 spins' worth of budget, so a $50 budget suggests a stake of about $0.17.
2 more tips and a session planner
- Bonus wagering: at 96.14% RTP, clearing $1,000 of wagering costs about $38.60 on average. Check the bonus terms, as some casinos exclude specific games. Run your numbers in the wagering calculator.
- Set limits before you spin. Decide your loss limit and session time in advance and stop when you reach either. No pattern or betting system changes the outcome of a spin.
More on this in slot RTP and volatility explained and bankroll management.
Does it fit your budget? (members only)
Stake plans for $20 to $250 budgets
For high volatility we suggest a budget of at least 300 spins. This is what that means for Beat the Beast: Mighty Sphinx.
| Budget | Stake a spin | Bet range | Average cost of 300 spins |
|---|---|---|---|
| $20 | $0.07 | Bet range not published | $0.77 |
| $50 | $0.17 | Bet range not published | $1.93 |
| $100 | $0.33 | Bet range not published | $3.86 |
| $250 | $0.83 | Bet range not published | $9.65 |
Averages only: a short session can end far above or below them. Set a loss limit before you play.
Same style, better RTP (members only)
4 slots with the same style and a higher RTP (up to 99%)
Slots with the same mechanic (paylines) and volatility (high) as Beat the Beast: Mighty Sphinx, with a higher published RTP. Casinos can still run lower versions of any of them.
Questions
Frequently asked questions
Who makes Beat the Beast: Mighty Sphinx?
Beat the Beast: Mighty Sphinx is developed by Thunderkick and was released in 2020.
What is the RTP of Beat the Beast: Mighty Sphinx?
The default RTP of Beat the Beast: Mighty Sphinx is 96.14%.
Is Beat the Beast: Mighty Sphinx high volatility?
Beat the Beast: Mighty Sphinx is rated high volatility. High volatility concentrates the return in rare, large wins.
What is the max win on Beat the Beast: Mighty Sphinx?
The maximum win on Beat the Beast: Mighty Sphinx is 4,444x your stake, which is $4,444 on a $1 spin.
Can I play Beat the Beast: Mighty Sphinx for free?
Not on GambGenius at the moment: we don't list an official Thunderkick demo of Beat the Beast: Mighty Sphinx.
Does Beat the Beast: Mighty Sphinx have a bonus buy?
No bonus buy is listed for Beat the Beast: Mighty Sphinx in the sources we checked.
Where can I play Beat the Beast: Mighty Sphinx?
Opalis carries Thunderkick games. Check Beat the Beast: Mighty Sphinx is in the lobby in your country before you sign up. 18+ · New customers · T&Cs apply. Availability varies by country.
Where this data comes from
- slotcatalog.com Slot database
Specs come from 1 independent slot database. Casinos can run lower-RTP versions, so always check the game rules before you play.
Game artwork © Thunderkick, shown to identify the game.

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