The Lil Devil slot is a high-volatility Big Time Gaming release from 2019 played on six reels of four rows, giving 4,096 ways on every spin and an RTP of up to 96.43%. Its bonus lets you choose between two different features, and Heartstopper symbols collected along the way can upgrade that choice.
The grid is fixed at 6 × 4, so every spin offers exactly 4,096 ways; nothing changes shape.
Two wild types appear: Lil Devil wilds and Angel Wilds on the central reels.
Heartstopper symbols build towards an enhanced version of the feature choice.
Volatility is high and no maximum win is published, so budget for long dry spells.
Developer
Big Time Gaming
RTP
96.43% (96.31% version also listed)
Volatility
High
Layout
6 reels x 4 rows
Ways to win
4,096
Released
2019
Lil Devil slot in brief
Lil Devil is the third game in what Big Time Gaming calls its 4,096 Ways Feature Choice series, following Danger High Voltage and The Final Countdown. The formula is simple to describe: a fixed six-by-four grid, a handful of wild symbols, and a bonus where you pick one of two very different features. The studio itself calls Lil Devil an extremely volatile slot, and the design backs that up.
If you have played Danger High Voltage, the structure will feel familiar. The difference lies in the theme, the Heartstopper collection system and the Angel Wilds that sit in the middle of the screen.
Desert sunset, tattoo art and a shack on fire
The backdrop is a desert caught in a sunset that never ends, with a weather-beaten wooden shack on the left that BTG fans will recognise as a nod to the miner’s hut from Bonanza. Symbols are drawn in an old-school tattoo style, with designs such as a lizard in a bottle and a grinning alligator taking the higher-paying spots.
Scatter landings come with a bit of theatre: lightning strikes the shack and it bursts into flames. That is a tease, not a guarantee the bonus is coming, so treat it as atmosphere. The overall look is darker and more adult than the studio’s cartoonish games, though the cheeky devil mascot keeps it from feeling grim.
Why Lil Devil always has 4,096 ways
Unlike a Megaways slot, Lil Devil never changes its reel heights. Each of the six reels shows four symbols, so the number of ways is 4 × 4 × 4 × 4 × 4 × 4 = 4,096. A win needs the same symbol on adjacent reels starting from the left, and every extra copy of that symbol on a reel multiplies the combinations.
Here is a worked example. Say you land two alligators on reel one, one on reel two and three on reel three, then nothing on reel four. That is a three-reel win counted 2 × 1 × 3 = 6 times. If each three-of-a-kind way pays a small fraction of your stake, six ways together can add up to a decent hit. Our ways to win glossary entry and the paylines vs ways guide explain this counting in more detail.
Copies on reels 1–2–3
Ways counted
Effect on the win
1–1–1
1
Paid once
2–1–1
2
Paid twice
2–1–3
6
Paid six times
4–4–4
64
Paid 64 times
Lil Devil wilds and Angel Wilds explained
Two kinds of wild symbol appear. Lil Devil wilds work as standard substitutes, filling in for regular paying symbols to complete combinations. Angel Wilds are restricted to the central reels, which is a sensible place for them: on a ways game, a wild in the middle columns connects the left-hand symbols to anything on the right, so it can extend several combinations at once.
Wilds on most ways slots don’t stand in for scatters, but confirm how Lil Devil handles this in the paytable. The paytable also shows whether any wild carries an added effect in the bonus, which the developer’s published summary doesn’t spell out.
Heartstopper symbols and the two-way feature choice
When the bonus triggers, Lil Devil hands you a decision: pick one of two completely different features. That is the signature of the series. The developer stresses that the two options are completely different in character, and the help screen sets out exactly what each provides in your casino’s version, so read both before choosing.
Heartstopper symbols add a second layer. Collecting them builds towards an enhanced feature choice, with the developer naming Heartstopper enhanced free spins as the reward. BTG’s summary doesn’t state how many Heartstoppers you need or what the enhancement adds, so check the in-game rules before you form a view of how valuable a collection run is.
There is no buy option in Great Britain. Both features, and the Heartstopper upgrade, can be reached only by normal play.
Setting up a Lil Devil session sensibly
Open the game’s info screen and note which RTP version is live: 96.43% or the lower 96.31% build.
Choose a session budget and divide it by your stake to see your raw spin count.
Pick a stake no higher than £5 (25 and over) or £2 (aged 18–24), and lower if you want more spins.
Spin manually; autoplay and turbo are not available on UK slots, and each spin lasts at least 2.5 seconds.
When the feature choice appears, read both options before picking; there is no time pressure.
Set a reality check reminder in your casino account so you get a prompt after a fixed time.
Lil Devil RTP and volatility: what high variance looks like
The developer lists an RTP range of 96.31% to 96.43%, which means casinos can choose between versions. The gap looks tiny, and over a single evening it is: on £40 staked, 0.12 of a percentage point is about 5p. Over months of play it adds up, which is why checking the info screen is a good habit.
Volatility matters far more for how a session feels. Picture 200 spins at 20p, a total of £40 staked. At 96.43% the theoretical return is £38.57, an expected cost of £1.43. A high-volatility slot rarely lands near that. A common outcome is a long run of small or no wins that drains most of the £40, with the session saved only if the feature lands and pays well. Less often, a strong feature returns many times the total staked.
Pattern
What happens
Rough outcome
No feature
Small base-game hits only
Most of the £40 lost
Average feature
One bonus paying a modest multiple
Close to break-even or a small loss
Strong feature
Wilds connect across the grid in the bonus
A profit, sometimes a large one
These are illustrations of variance, not probabilities. Our guide to high volatility slot strategy explains how to size stakes so a dry run doesn’t end the session in ten minutes.
Lil Devil max win: no published cap
Big Time Gaming doesn’t state a maximum win for Lil Devil in its game summary, and we don’t publish a figure we can’t verify. If a cap exists in your casino’s build, it will be listed in the rules screen. Bear in mind that a win cap stops a round once reached, and that sizeable multiples on a high-volatility game come from the bonus far more than from the base game.
UK rules that shape a Lil Devil session
British rules make Lil Devil a slower game than versions played elsewhere. There is no autoplay, no turbo and no slam-stop, and each spin takes at least 2.5 seconds, so you can play at most around 1,440 spins an hour. Stakes are capped at £5 for players aged 25 and over and £2 for 18–24s. The screen must show your net position, and wins smaller than the stake can’t be celebrated with sounds or animations. A free demo is available only after your age is verified. Our UK slot rules guide has the full list.
Lil Devil vs other 4,096-way slots
Slot
Developer
RTP
Volatility
Grid
Lil Devil
Big Time Gaming
96.43%
High
6 × 4, 4,096 ways
Danger High Voltage
Big Time Gaming
96.22%
Medium–high
6 × 4, 4,096 ways
Buffalo King
Pragmatic Play
96.06%
High
6 × 4, 4,096 ways
Raging Rhino
WMS (Light & Wonder)
95.91%
High
6 × 4, 4,096 ways
Danger High Voltage is the closest relative, with the same feature-choice idea and a lower volatility label. Buffalo King and Raging Rhino share the 4,096-way grid but take the animal-safari route with simpler free spins. Of the four, Lil Devil lists the highest RTP.
Lil Devil pros and cons
Advantages
Feature choice lets you pick the style of bonus
Fixed 4,096 ways makes wins easy to follow
Distinctive tattoo-style art
RTP of up to 96.43%
Drawbacks
Very swingy: the developer calls it extremely volatile
No published max win
Heartstopper details live only in the help screen
Lower RTP build exists
Lil Devil suits players who enjoy high-variance games, like making a decision when the bonus lands and are comfortable with long gaps between meaningful wins. If you prefer gentle sessions, our list of low volatility slots is a better starting point.
Where to play Lil Devil safely
Choose a UK Gambling Commission-licensed site and check the RTP in the game’s info screen before staking. We can’t confirm which of our partners list Lil Devil, so search their lobbies once registered. Their welcome offers, shown below, are 18+ and terms apply; PlayOJO’s spins are on Big Bass Bonanza, not this game.
We can’t confirm which casinos carry Lil Devil, so check the lobby. Both sites below are UKGC-licensed and publish clear offer terms; 18+, terms apply.
Significant terms: 18+. New UK customers (excluding Northern Ireland). First deposit only. Minimum deposit £10. 80 free spins on Big Bass Bonanza, £0.10 each. No wagering requirements; winnings paid in cash. Cannot be used with any other offer. Only available to players who arrive through the designated offer link. Full T&Cs apply. GamCare.org.uk
Read the PlayOJO reviewLicence: Skill On Net Limited, UKGC account 39326. Offer checked 5 October 2026.
Significant terms: 18+. New customers only. Opt-in required. 50% deposit bonus up to £100 on first deposit. Minimum deposit £20. 10x wagering on the bonus amount. Maximum bet or spin £5. Bonus valid for 7 days. Game, play and payment method restrictions apply. Full T&Cs apply. GamCare.org.uk
Read the Casumo reviewLicence: Recro Limited, UKGC account 61549. Offer checked 5 October 2026.
18+. Gambling should be entertainment that costs money, not a way to make it. Set a deposit limit before you play: how to set limits. Free, confidential help: National Gambling Helpline 0808 8020 133.
Frequently asked questions
What is the RTP of Lil Devil?
Lil Devil’s RTP is up to 96.43%, and Big Time Gaming lists a range from 96.31% to 96.43%. That means a casino can choose between versions, and the one you are playing is shown in the game’s info or help screen. The gap is small for a single session but adds up over many months of play. Our guide on how to find a slot’s RTP shows exactly where to look, and slot RTP versions explains why several builds exist.
How many ways to win does Lil Devil have?
Lil Devil has 4,096 ways to win on every spin. The six reels each show four symbols, and four multiplied by itself six times gives 4,096. Because the grid never changes size, the number of ways is fixed, unlike Megaways games where it changes on each spin. Wins pay from the leftmost reel across adjacent reels, with extra copies of a symbol multiplying the combination. See our ways to win entry for a fuller explanation.
Is Lil Devil a high volatility slot?
Yes, Lil Devil is a high-volatility slot, and Big Time Gaming describes it as extremely volatile. Expect long runs where wins are small or absent, broken up by occasional large results that usually come from the bonus. That pattern makes stake size important: a lower stake gives more spins for the same budget and a better chance of reaching the feature. Our volatility guide explains the term, and what volatility means in slots gives a shorter answer.
What are Heartstopper symbols in Lil Devil?
Heartstopper symbols are collectables that build towards an enhanced version of Lil Devil’s feature choice. Big Time Gaming names Heartstopper enhanced free spins as the reward, but its public summary does not say how many symbols are needed or exactly what the enhancement adds. The game’s rules screen sets out those details for the version your casino runs. Collection mechanics like this are covered in our guide to slot features.
What is the Lil Devil max win?
Big Time Gaming does not publish a maximum win for Lil Devil in its game summary, so we don’t quote one. If your casino’s version has a cap, it will appear in the rules or paytable screen inside the game. On high-volatility titles like this, the largest results come from the bonus rather than the base game, and they are rare. Our page on what max win means explains how caps work when a slot sets one.
Which games are in the 4,096 Ways Feature Choice series?
Big Time Gaming lists Lil Devil as the third game in its 4,096 Ways Feature Choice series, after Danger High Voltage and The Final Countdown. All three use a six-by-four grid with 4,096 ways and let you pick between two bonus features. Danger High Voltage is the best known of the trio and lists a 96.22% RTP with a 15,746x maximum win. Our Danger High Voltage review covers its features in detail.
Can I play Lil Devil for free in the UK?
You can usually play a Lil Devil demo in the UK, but only after a licensed casino has verified that you are 18 or over. That rule has applied to free-to-play slot demos since May 2019. A demo is a good way to see how often the wilds connect and how the feature choice works before staking real money, although demo results never carry over. Our guide to testing a slot in demo mode suggests what to watch for.
How long does a Lil Devil spin take in the UK?
Each Lil Devil spin takes at least 2.5 seconds in the UK, because the Gambling Commission has set that minimum for online slots since October 2021. Turbo modes and slam-stop buttons that shorten spins are not allowed, and autoplay is switched off. In practice that means no more than about 24 spins a minute. Our page on why UK slots are slower explains the reasoning behind the rule.
What is the best stake for Lil Devil?
There is no single best stake for Lil Devil, but on a game this volatile a smaller stake relative to your budget makes sense. A common rule of thumb is to allow at least 200 spins per session, so a £40 budget points to 20p spins. Higher stakes do not improve the RTP and simply speed up losses during dry spells. UK caps are £5 per spin at 25 and over, £2 for 18–24s. Our guide to choosing a stake runs through more examples.
Is Lil Devil like Danger High Voltage?
Lil Devil is closely related to Danger High Voltage: both come from Big Time Gaming, both use a fixed six-by-four grid with 4,096 ways, and both let you choose between two features. The differences are the theme, Lil Devil’s Heartstopper collection and its central Angel Wilds. Lil Devil also carries a higher volatility label and a slightly higher top RTP. If you like one, the other is a natural next game; see our high volatility slots list for more.
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