Sands of Eternity 2 is Slotmill’s sequel to their popular Egyptian-themed avalanche slot, now with a larger 6×7 grid and up to 117,649 ways to win. It retains the core block-smashing mechanic but lowers the volatility to medium-high and doubles the max win to 15,000x. The game is best for players who enjoyed the original’s strategic grid-clearing but want more features, like the new Super Mode where every win increases the multiplier. If you prefer straightforward, high-variance gameplay, the added complexity and reliance on a randomly upgraded bonus might be a drawback. Players looking for a simple slot should skip this title.

The fundamental gameplay loop is identical to its predecessor. Winning combinations trigger an avalanche, destroying the winning symbols and any adjacent blockers. This is the grind. You chip away at the stone, hoping to open the board up. But the board itself is now larger, a 6-reel, 7-row structure, pushing the maximum ways to win from 46,656 to a much higher 117,649. The artwork has been noticeably improved, and the bonus round even gets a new, more atmospheric location. Slotmill also lowered the volatility from High to a more forgiving Medium-High, which fundamentally changes the pacing. The base game still has a random Expansion feature to clear out blockers, but the entire experience feels slightly less brutal spin-to-spin. This is the first major trade-off: a higher ceiling for a less volatile climb.
A New Arsenal in the Corners: Thoth and Ra Replace Horus
The corner-block feature system, a highlight of the original, has been completely overhauled. While the Wild Scarab block remains in the top-left, offering a much-needed wild symbol upon destruction, the other two corners present new strategic tools.
Are the New Modifiers an Upgrade?
The top-right corner now holds the Shift of Thoth. When this block is destroyed, the feature waits until no more wins occur in the current avalanche sequence. It then triggers, picking a random number of symbols on the grid and transforming them all into one matching symbol. This is a last-gasp mechanic designed to extend a spin that would have otherwise ended. It replaces the original's Eye of Horus, which removed all low-paying symbols. The bottom-right corner features Rays of Ra. This also triggers at the end of a win sequence, adding a random number of wild symbols to the reels. It's a more direct feature than the original's 2×2 Golden Scarab, but whether it's better is debatable. The 2×2 jumbo wild often guaranteed a new win, while Rays of Ra feels more hit-or-miss. These changes shift the strategy from proactive (clearing lows) to reactive (getting help when a spin dies).

The math has been tweaked across the board. The max win is now 15,000x the bet, a clean double of the original's 7,500x cap. The bet range has also been expanded, running from $0.20 to $60 per spin. However, the top-end RTP has taken a slight dip to 96.10% from 96.16%. And be aware, a lower 94.09% RTP version exists, so the casino you play at matters. Slotmill also introduced the Xtra-Bet feature. For a 50% increase in your stake, your chances of triggering the free spins bonus are boosted by 2.8 times. Activating it nudges the RTP slightly to 96.17%, but it's a costly way to chase a bonus that feels just as elusive as ever.
The Super Mode Gamble: Redefining the Bonus Round
The entire value proposition of this sequel is built around the Free Spins bonus and its new, randomly triggered Super Mode. Landing 3 scatter symbols during an avalanche sequence awards a flat 8 Free Spins, which is less generous than the original's 9. The standard bonus round operates as before: you can destroy special blocks to add extra spins or increase a persistent win multiplier. It's a solid, if familiar, feature.

The Super Mode changes everything. If it activates at the start of the bonus, the multiplier mechanic is completely different. Instead of needing to destroy specific blocks, the win multiplier now increases by +1 with every single winning avalanche. This transforms the bonus from a strategic hunt for multiplier blocks into a pure momentum game, much closer to what you'd see in a standard Megaways slot. This is the feature that unlocks the 15,000x potential. The catch? It's a random trigger. You can't control it. This creates a psychological split every time you enter the bonus; you're not just hoping for a good round, you're hoping you get the right version of the round.
| Demo Mode Insights | Real Money Implications |
|---|---|
| Volatility Shift | The demo clearly shows the Medium-High variance; wins feel more frequent than the original. |
| Corner Feature Impact | You can test the new Shift of Thoth and Rays of Ra features to see how they perform. |
| Super Mode Frequency | Buying the Super Bonus in demo shows its power, but not its natural trigger rate. |
The Fast Track menu reflects this new structure. The standard Free Spins buy now costs 100x the bet (up from 90x in the original) for an RTP of 96.36%. But the real headline is the Super Mode Bonus buy, which costs a staggering 300x your bet. This is one of the more expensive feature buys on the market, and it tells you everything you need to know about where the game's true potential is concentrated. The 15x Random Expansion buy remains, offering a 96.15% RTP.
A Look Under the Hood
This sequel is more than a simple reskin. Slotmill has made fundamental changes to the mathematical core and feature set, clearly aiming for a different player experience. While the block-smashing satisfaction, which rivals the best in the business like Relax Gaming, is still there, the path to big wins has been altered.
Here are the critical engineering changes from the original:
- The primary multiplier mechanic in the bonus has been bifurcated. The old, block-dependent system is now the “standard” bonus, while the more powerful per-win increase is locked behind the random Super Mode.
- Volatility has been deliberately reduced. This makes the base game less of a bankroll graveyard but also means the explosive potential is more heavily concentrated in the Super Mode.
- The introduction of Xtra-Bet at a 50% cost for a 2.8x bonus chance is a clear nod to players who prefer ante-bet systems over direct bonus buys. It's a high-risk, high-frequency playstyle.
- The cost of the standard bonus buy has increased by over 10%. This is likely to offset the lower volatility and slightly more frequent base game action.
- The new corner features are fundamentally reactive, not proactive. They trigger at the end of a spin to save it, whereas the original's Eye of Horus proactively improved the quality of the symbols for the next cascade.
Sands of Eternity 2 is a well-executed sequel that successfully builds on the original's foundation. It's bigger, has a higher potential, and offers more ways to play thanks to Xtra-Bet and the Super Mode. Yet, it feels like a calculated trade-off. The raw, punishing volatility of the first game has been smoothed out, but the truly massive wins are now locked behind a second layer of RNG in the form of the Super Mode. It's a more complex and perhaps more engaging machine, but it has lost some of the brutal simplicity that made the original so compelling.
FAQ
The sequel features a larger 6×7 grid, a doubled max win of 15,000x, lower medium-high volatility, and adds a ‘Super Mode' to the free spins where every win increases the multiplier.
Super Mode is a random upgrade to the free spins bonus. When active, the win multiplier increases by +1 after every single winning cascade, rather than requiring special blocks to be destroyed.
The default RTP is 96.10%, but a 94.09% version also exists. Using the Xtra-Bet feature sets the RTP to 96.17%, while the Super Mode bonus buy has an RTP of 96.40%.
Buying direct entry into the Super Mode Free Spins via the Fast Track menu costs 300 times your selected base bet.











