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Medium-high volatility, up to 7,500x. Try the MegaBlock Demo.
MegaBlock Slot Review
Apex Studios • 96.4% RTP
4.6213
Tested in demo mode
Where to Play MegaBlock
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Riddle of the Sphinx
Try the Demo
Explore Riddle of the Sphinx on MegaBlock in free demo mode—pure entertainment with no real stakes. Outcomes are not guaranteed; 18+ only.
Slot Highlights
Egyptian Theme Golden pyramids, glowing hieroglyphs, starry Sahara nights.
RTP 96.4% Default return to player set at 96.4%.
Max Win 7,500x Top payout up to 7,500 times stake.
Sphinx Wilds Stacked 1×2 wilds add 3x multipliers to completed wins.
Riddle Bonus Choose answers for 8–20 free spins, 2x–6x multipliers.
Demo Available Play the free demo on mobile and desktop, no download.
Overview
Riddle of the Sphinx by Apex Studios sets its scene beneath star‑streaked Sahara skies, where glowing hieroglyphs, scarab beetles and golden pyramids frame a premium Ancient Egyptian adventure. On a 5×4 grid with 25 fixed paylines, this atmospheric release is all about narrative tension and layered features, making it a natural fit for players who prefer depth over simplicity. Here at MegaBlock, this standout MegaBlock slot game blends pristine visuals with crisp pacing and a compelling bonus structure.
Core mechanics do the heavy lifting. The 1×2 Sphinx Wild substitutes and applies a 3x multiplier to any winning combo it completes, while Ancient Scarab Scatters unlock the Mystery Riddle Bonus. Choose one of four answers to reveal 8, 12, 15, or 20 free spins with multipliers scaling from 2x to 6x. Land four or more high‑value Egyptian symbols to trigger Dynasty Respins, where matching icons lock and fresh ones can build momentum. During free spins, Sphinx Wilds appear twice as often and multipliers stack across consecutive wins for heightened suspense.
With a 96.4% (default) RTP, medium‑high volatility and a 7,500x max win potential, Riddle of the Sphinx balances ambition with control. Stakes range from €0.25 to €125, and it’s fully optimised for iOS and Android — no download needed. Try the MegaBlock Demo first to get a feel for the rhythm before you commit, then play at MegaBlock Online if you’re ready to step up. This MegaBlock game online is ideal for players who relish feature‑rich slots with enduring Egyptian allure. 18+ only. Please gamble responsibly.
Key Specs
- Reels/Paylines: 5×4, 25 fixed paylines
- RTP: 96.4% (default)
- Volatility: Medium-High
- Max win: 7,500x stake
- Release year: 2023
Where to play MegaBlock
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MegaBlock | Riddle of the Sphinx — FAQs
What is the RTP of Riddle of the Sphinx?
The default RTP for Riddle of the Sphinx is 96.4% as provided by Apex Studios. Always check the info panel at your chosen casino for the version they host.
Is there a demo for Riddle of the Sphinx?
Yes — a free demo is available so you can try the game without staking real money. Use it to learn the features before switching to real-money play (18+).
What is the volatility of Riddle of the Sphinx?
It is a medium-high volatility slot. Expect less frequent but potentially larger swings compared with low-volatility titles.
What is the maximum win in Riddle of the Sphinx?
The maximum win potential is 7,500x your stake. Outcomes are random and never guaranteed.
What special features does Riddle of the Sphinx include?
Key features include Sphinx Wilds that land stacked and apply a 3x multiplier, Ancient Scarab Scatters, and the Mystery Riddle Bonus with a choice of 8–20 free spins and 2x–6x multipliers. You can also trigger Dynasty Respins with 4+ high-value symbols, and during free spins wilds appear more often and multipliers can stack across consecutive wins.
How many reels and paylines does it have, and what are the bet limits?
Riddle of the Sphinx plays on 5 reels and 4 rows with 25 fixed paylines. Bets range from €0.25 to €125 per spin.
Where can I play Riddle of the Sphinx online?
You can find Riddle of the Sphinx at several online casinos, including Savanna Casino, Arctic Casino, Falcon Casino, Volcano Casino, Phoenix Casino, Nebula Casino, Dragon Casino, and Kraken Casino. Availability can vary by location; for real-money play, use properly licensed operators only (18+).
Is Riddle of the Sphinx available in the United Kingdom?
Availability in the United Kingdom depends on the specific operator’s licensing and game catalogue. Look for the title at UKGC-licensed casinos and confirm it appears in their lobby before you play (18+).