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Slots and slot machines at Eternal-Slots
48 Titles and Six Mechanics at a Glance
Eternal-Slots features 48 distinct slot titles, offering a broad spectrum of gameplay mechanics. Among these are games utilizing Payline systems, like Spinomenal's Book of Demi Gods 2 with its 10 lines on a 5x3 grid, and Games Global's Thunderstruck II, which provides 243 Ways across a similar layout. These titles present varying win potentials, from x5000 on Book of Demi Gods 2 to x8000 on Thunderstruck II.
Cluster Pays mechanics are prominent, with titles like Play'n GO's Rise of Olympus and Push Gaming's Jammin' Jars demonstrating this feature on 5x5 and 8x8 grids respectively. While Rise of Olympus offers a maximum win of x5000, Jammin' Jars significantly increases this potential to x20000. This diversity in mechanics and win caps caters to different player preferences for gameplay style and reward potential.
Beyond Paylines and Cluster Pays, other mechanics include Tumble, found in Pragmatic Play's Gates of Olympus (6x5 grid, max win x5000), and Megaways, as seen in Quickspin's Big Bad Wolf Megaways with up to 117649 Ways.
7x7 Grid: 49 Fields for Cluster Wins
The 7x7 grid configuration, as seen in Play'n GO's Reactoonz, presents 49 fields for potential cluster wins. This larger grid size inherently increases the number of possible symbol combinations that can form winning clusters on a single spin. Reactoonz itself offers a maximum win of x4570, demonstrating the substantial payout potential associated with these expansive play areas.
Compared to smaller grid formats, a 7x7 grid provides a more dynamic and potentially rewarding gameplay experience for players favouring cluster mechanics. For instance, the 8x8 grid of Jammin' Jars, which also uses Cluster Pays, offers a significantly higher maximum win of x20000. The increased number of positions on a 7x7 grid directly translates to more opportunities for matching symbols.
While other cluster-based slots like Rise of Olympus operate on a 5x5 grid, the 7x7 layout of Reactoonz offers a distinct advantage in terms of symbol coverage and cluster formation. A player engaging with a 7x7 grid can anticipate a higher frequency of smaller cluster wins, alongside the potential for larger, more impactful payouts due to the sheer number of active fields.
High Volatility: why 50 spins mean nothing
High volatility slots, such as Book of Demi Gods 2 and Gates of Olympus, are characterized by infrequent but potentially larger wins. A session of just 50 spins on such titles can yield highly misleading results, as it is statistically insufficient to establish any meaningful pattern of payouts or losses. The RTP, a theoretical long-run average over hundreds of thousands of spins, remains the primary indicator of long-term return.
The concept of volatility directly impacts short-term outcomes; a high volatility game means that 50 spins could result in a significant win, a series of small losses, or a combination thereof, without reflecting the game's overall return-to-player rate. For example, Thunderstruck II, with its high volatility and RTP of 96.65 %, could deliver vastly different results within 50 spins compared to a low volatility game.
Understanding high volatility is crucial for managing expectations. A player might experience a dry spell for many spins, followed by a substantial win, or vice versa, all within a limited number of plays like 50 spins. Games like Rise of Olympus and Esqueleto Explosivo 2 also fall into this high volatility category, reinforcing the notion that short play sessions offer a mere snapshot, not a representative outcome.
Tumble: one bet, multiple win rounds in a row
The Tumble mechanic, featured in titles such as Pragmatic Play's Gates of Olympus and Thunderkick's Esqueleto Explosivo 2, allows for consecutive wins from a single bet. When a winning combination lands, the involved symbols disappear, and new ones cascade down to fill the empty spaces, potentially triggering further wins. This process can repeat multiple times within one initial wager, enhancing the excitement of each spin.
Unlike standard slot mechanics where each spin concludes independently, Tumble offers the possibility of extended win sequences. Gates of Olympus, with its 6x5 grid, exemplifies this, where a Tumble can lead to multiple payouts before the next bet is placed. This feature allows a single bet to effectively generate several win rounds, increasing the overall engagement and potential returns from one stake.
The benefit of the Tumble feature is its potential to prolong winning streaks without requiring additional bets. Games like Esqueleto Explosivo 2, which also uses Tumble on a 5x3, 99 Linien grid, demonstrate how this mechanic can create dynamic gameplay. This contrasts with fixed payline slots where a win typically concludes the action for that specific line until the next spin is initiated.
What to Note About RTP Difference Between 94 and 96
The difference in RTP between a game like ELK Studios' Nitropolis 4 at 94.00 % and titles such as Play'n GO's Rise of Olympus at 96.50 % is significant for long-term player returns. While RTP, a theoretical long-run average over hundreds of thousands of spins, is not a guarantee for a single session, a 2.50 % difference suggests a notable disparity in the theoretical payout percentage over extended gameplay.
A game with an RTP of 94.00 % theoretically returns €94 for every €100 wagered in the very long term, whereas a game with an RTP of 96.50 % would theoretically return €96.50 under identical conditions. This means that over a vast number of spins, players might observe a more substantial depletion of their bankroll with the lower RTP game, like Nitropolis 4, compared to higher RTP options.
When considering slots across the spectrum, such as the range from 94.00 % (Nitropolis 4) to 96.83 % (Jammin' Jars), it is advisable to note these RTP variations. While high volatility games like Gates of Olympus (RTP 96.50 %) can offer substantial wins, the underlying RTP still dictates the overall theoretical return, making higher RTP titles generally more favorable for sustained play.
Popular slots and their key figures
| Game | Provider | RTP | Volatility | Max Win |
|---|---|---|---|---|
| Take Olympus | Betsoft | 95.49 % | low | x2328 |
| Reactoonz | Play'n GO | 96.51 % | high | x4570 |
| Big Bass Bonanza | Pragmatic Play | 96.71 % | high | x2100 |
| Mega Moolah | Games Global (Microgaming) | 88.12 % | medium | x11250 (+ progressiver Jackpot, Startwert Mega €1 000 000) |
| Nitropolis 4 | ELK Studios | 94.00 % | high | x50000 |
| Sun of Fortune | Wazdan | 96.15 % | high | x1450 |
| Immortal Romance | Games Global (Microgaming) | 96.86 % | high | x12150 |
| Chaos Crew | Hacksaw Gaming | 96.30 % | high | x10000 |
Low Volatility: small hits, shorter dry spells
While high volatility slots like Big Bass Bonanza (RTP 96.71 %) offer the potential for significant wins, lower volatility games provide more frequent, smaller payouts. For instance, Gonzo's Quest from NetEnt, with mid volatility, offers a different play style compared to high volatility titles. This can lead to less time between wins, keeping the gameplay engaging.
In contrast to high volatility games where large wins can be infrequent, lower volatility slots often deliver smaller wins more consistently. A game such as Big Bad Wolf Megaways (RTP 96.05 %) is classified as high volatility. Games with lower volatility, therefore, are often preferred by players seeking extended play sessions rather than chasing massive jackpots.
The theoretical RTP for slots such as Book of Demi Gods 2 by Spinomenal is 95.90 %, which is a mid-range RTP. While volatility affects the hit frequency and payout size, RTP remains a crucial long-term indicator. A lower volatility slot can still offer a solid RTP, providing a balance for players.
Cluster Pays Instead of 20 Fixed Paylines
Cluster Pays games, such as Reactoonz by Play'n GO, create wins by forming groups of matching symbols, unlike traditional payline systems. In Dead or Alive 2 (RTP 96.82 %), wins are formed on 9 fixed paylines. This mechanic can lead to dynamic gameplay, with cascading wins potentially forming larger clusters.
The game mechanics vary significantly between slot providers. For example, Nitropolis 4 by ELK Studios uses the 'Ways' mechanic, offering up to 262,144 ways to win, whereas games like Jammin' Jars from Push Gaming utilize Cluster Pays on an 8x8 grid. This difference in mechanics impacts how wins are achieved and how often they occur.
When comparing slot types, consider the mechanics. Payline slots, like Big Bass Bonanza (RTP 96.71 %), have defined lines across the reels where matching symbols trigger a win. Cluster Pays slots, by contrast, require symbols to be adjacent to form a winning combination, often leading to more complex and potentially rewarding outcomes.
Volatility and RTP are two different values
Volatility and RTP are distinct metrics that describe different aspects of a slot game. Nitropolis 4 by ELK Studios, for instance, has a high volatility and an RTP of 94.00 %. RTP (Return to Player) is the theoretical percentage of wagered money a slot will pay back over an extended period, while volatility relates to the frequency and size of payouts.
A high RTP, such as the 96.83 % offered by Jammin' Jars, indicates a favourable long-term payout potential. However, this does not preclude high volatility, which means wins might be infrequent but large, as seen in games like Dead or Alive 2 with its max win of x111111. Conversely, low volatility means more frequent but smaller wins.
Understanding both volatility and RTP is crucial for player choice. Gonzo's Quest, with mid volatility and an RTP of 95.97 %, offers a different experience than a high volatility slot like Big Bad Wolf Megaways (RTP 96.05 %). A game's RTP is a measure of its long-term payout, whereas volatility describes the risk and reward profile of individual spins.
Autoplay with 100 Spins and Fixed Loss Limit
Many slots offer an autoplay feature, allowing for a set number of spins to play automatically, such as 100 spins. This feature is common across various providers, including NetEnt's Gonzo's Quest. It allows players to enjoy the game without manual intervention for a defined period.
Responsible gaming features often include setting limits, such as a fixed loss limit. If a player reaches this pre-determined loss amount, the autoplay session will automatically stop. This is a vital tool for managing gameplay and preventing excessive losses, unlike games that might lack such controls.
The ability to set a fixed loss limit is a key component of responsible gambling tools found on many online slots. While Dead or Alive 2 offers a high max win of x111111, setting a loss limit before initiating 100 autoplay spins can help maintain control over one's bankroll.
100 Free Spins: Expected Value at 96 Percent RTP
The 100 free spins offered as part of the welcome bonus provide an opportunity to play without using personal funds. If these spins are applied to a slot with an RTP of 96.00 %, the theoretical return over the duration of these spins can be calculated. This means for every €100 wagered, €96 is expected to be returned.
The expected value of free spins is directly linked to the RTP of the slot they are played on. For example, if those 100 free spins are used on a game with an RTP of 96.50 %, like Rise of Olympus or Gates of Olympus, the theoretical payback is higher than on a game with a lower RTP. This calculation helps players understand the long-term potential.
Considering the bonus terms, 100 free spins awarded with a 300% welcome bonus up to €2,000 mean the potential for engagement is significant. If these spins are allocated to a slot with an RTP around 96 %, such as Big Bad Wolf Megaways (RTP 96.05 %), the expected return is consistent with the average industry standards.
Use Filters for Studio, RTP, and Volatility
Players can refine their search for games by utilizing filters for specific studios, such as Yggdrasil which developed Vikings Go Berzerk, or Play'n GO, the creator of Reactoonz. This allows for targeted selection of titles with desired characteristics. For instance, games like Vikings Go Berzerk feature a RTP of 96.10 % and high volatility. Another example is Reactoonz, offering a RTP of 96.51 % and also high volatility.
The volatility rating provides insight into the risk associated with a slot game, with high volatility titles like Gonzo's Quest Megaways (Max x20972) generally offering larger payouts less frequently. In comparison, games with mid-volatility, such as the original Gonzo's Quest, tend to provide more frequent but smaller wins. Filtering by volatility helps players align their gameplay with their risk tolerance.
Identifying specific studios like Wazdan, the developer behind 9 Coins Grand Gold Edition with its Hold and Win mechanic, enables players to explore a portfolio of games known for particular features. This can lead to discovering other titles from the same studio that offer similar gameplay experiences. The RTP of 9 Coins Grand Gold Edition stands at 96.14 %.
When Is a Test Over 500 Spins Worthwhile?
A test of 500 spins is most meaningful for evaluating the hit frequency and the general feel of a slot game, such as Big Bass Bonanza. While its RTP is 96.71 % and volatility is high, observing wins within this spin range offers a snapshot. For comparison, Jammin' Jars, with a RTP of 96.83 %, also has high volatility and Cluster Pays.
Observing outcomes over 500 spins on games like Rise of Olympus can give a preliminary idea of bonus feature triggers. However, this number of spins is insufficient to confirm the theoretical RTP of 96.50 % or the stated high volatility. The game utilizes Cluster Pays mechanics on a 5x5 grid.
For games like Dead or Alive 2, which boasts a maximum win of x111111 and a RTP of 96.82 %, a 500-spin test would not accurately reflect its true payout potential or volatility. Such high win caps and RTP figures are realized over millions of spins, not hundreds. The game uses a Payline mechanic on a 5x3 grid with 9 lines.
Why RTP only applies over millions of spins
The Return to Player (RTP) percentage, such as the 96.13 % for Esqueleto Explosivo 2, represents a theoretical payout over an extended period, typically millions of spins. Short-term results, like those observed in a few hundred spins, can deviate significantly from this average. This game, developed by Thunderkick, has a Tumble mechanic and high volatility.
For a slot like Nitropolis 4, with a RTP of 94.00 % and a massive potential win of x50000, understanding the RTP's long-term nature is crucial. Short sessions might yield higher or lower returns than this stated percentage. This title from ELK Studios features Ways mechanics across a 6x4-8 grid.
Games such as Book of Demi Gods 2, featuring a RTP of 95.90 % and a 5x3 reel setup with 10 Paylines, illustrate that even consistent gameplay over many sessions is needed to approach the theoretical RTP. The high volatility of this Spinomenal title means wins can be infrequent but substantial.
Connection Lost Mid-Spin: What Counts Afterwards
If a player's internet connection is interrupted during a spin on a game like Thunderstruck II, the outcome is typically recorded and stored on the casino's server. Upon reconnection, the game's state is usually restored, allowing the spin to conclude. The RTP for this Games Global (Microgaming) slot is 96.65 %.
For slots utilizing cascading mechanics, such as Gates of Olympus, a lost connection mid-cascade might result in the completed cascades being credited before the interruption. The system aims to ensure fairness by recording the final state of the spin. Gates of Olympus, from Pragmatic Play, has a RTP of 96.50 %.
In cases of disconnection during a bonus feature, like the Hold and Win mechanic in 9 Coins Grand Gold Edition, the game's progress is typically saved. Upon reconnection, the player can resume the feature from where it left off, ensuring no progress is lost. This Wazdan slot has a RTP of 96.14 %.
100 Free Spins Expire After Ten Days
The 100 free spins offered as part of the welcome bonus are valid for a limited duration of ten days. Players must utilize these spins within this timeframe, otherwise they will be forfeited. These spins can be applied to eligible slot games, but specific terms may apply.
The wagering requirement associated with winnings from these free spins also needs to be met within the ten-day expiry period. Failure to complete the wagering within this window will result in the forfeiture of any accumulated winnings. For example, a 300% welcome bonus up to €2,000 is also part of the offer.
Players should be aware that not all games may contribute equally to fulfilling wagering requirements after the free spins are used. It is advisable to check the terms and conditions to understand which games are eligible for play with bonus funds and free spin winnings. The bonus offer includes up to €2,000.
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