
Langley Street 23 Slot (ELK Studios)
Provider: ELK Studios
Reviewed by: Chris Taylor
Langley Street 23 Info
ELK Studios
Conspiracy Theory
96%
Medium-High
5
35
20p to £5
10,000x
24%
25 Aug 2026
Overview
Join Marvin in the conspiracy-themed Langley Street 23 slot from ELK Studios. With 5 reels and 35 paylines, join the flat-earthers at UK slot sites, from 20p a spin.
With 4 Locked features that are unlocked by collecting VHS tapes, there are transforming Mystery symbols, Expanding Wilds and Cloning Wilds, with the possibility of multipliers up to 100x. In the Surveillance TV feature, you match VHS tapes to trigger 1 of the 3 other Locked features or gain entry to the Bonus Game feature.
In the Bonus Game feature, you begin with up to 12 free spins. You’ll play the Sticky Wild or Sticky Mystery mode which come with persistent Wild and Expanding Wild symbols or persistent Mystery symbols. The multiplier adder can also target symbols and increase the multiplier values by up to 25x.
With a 96% RTP rate, Langley Street 23 comes with 10,000 x bet max wins: play the free demo version below. If you want hundreds of free demo slots, OLBG’s dedicated section has the answer.
Play Langley Street 23 slot for real money
- Wagering req. 10x
- Value/free spin £0.10
- Offer amount £14
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- Wagering req. 0x
- Value/free spin £0.10
- Offer amount £10
#ad. 18+, gambleaware.org, T&Cs Apply
- Wagering req. 0x
- Value/free spin £0.10
- Offer amount £10
#ad. 18+, gambleaware.org, T&Cs Apply
- Wagering req. 0x
- Value/free spin £0.10
- Offer amount -
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- Wagering req. 0x
- Value/free spin £0.20
- Offer amount £10
#ad. 18+, gambleaware.org, T&Cs Apply
Slot Details
The Langley Street 23 slot has 5 reels, 5 rows and 35 fixed paylines. Winning combinations are simply formed when 3, 4 or 5 matching symbols appear from left to right, starting from the leftmost reel. Only the highest win per payline will be awarded.
With a 20p minimum bet per spin, the max bet for UK players is £5 a spin or up to £2 if you’re under 25: use the ‘Coins’ icon to change your bet accordingly. Non-UK players can use Auto Spin (up to 100) and Quick Play modes.
The Langley Street 23 RTP rate is 96%, which is average for a slot game. If you were to play at 20p a spin using a £20 balance, you would theoretically play 2,476 spins before running out of funds.
Medium to high volatility (7/10), the hit frequency rate is 24%: this means a winning combination will form every 4.16 spins, on average. Finally, Langley Street 23 offers 10,000 x bet max wins (pretty standard for an ELK Studios game).
Langley Street 23 Expert Review
Theme, Audio + Symbols

With a conspiracy theme, the Langley Street 23 slot is about a street that isn’t known to man but only to a group of peculiar and odd people. Based on flat-earther Marvin, he believes someone or something is always watching him.
Set in Marvin’s house, the shutters are drawn, he has sketches of aliens and spaceships up on the walls and the soundtrack reminds me a little of The X-Files. Think Shady Lady’s Truth slot, visually.
On the reels, you’ll see A, K, Q and J royals, which all appear on newspaper cutouts. The higher-value symbols include flat-earth, a green armoured head with a camera as it’s eye, a purple all-seeing eye in a pyramid and red flying saucer: the red flying saucer symbol is the best paying, awarding 5 x your total bet for 5 in combination.
Special symbols include a VHS tape, Eye Mystery, Expanding Wild, Cloning Wild, Surveillance TV and Briefcase Bonus: more on their functionality below.
Langley Street 23 Mobile

With HTML5 technology used for all ELK Studios games, Langley Street 23 is compatible with mobile, desktop and tablet devices: this includes iOS and Android smartphones, in Portrait Mode.
Bonus Features
The Langley Street 23 slot comes with 4 locked features, including mystery symbols, Cloning and Expanding Wilds. These combine in the Bonus Game feature, where you benefit from sticky mystery symbols or wilds/expanding wilds.
Locked Features
When you fire up Langley Street 23, there are 4 locked features. Unlocked by collecting a certain number of VHS tape symbols, here is what you can expect:
Mystery Symbol
Triggered when 6 VHS tapes have been collected, the Eye Mystery symbol is unlocked with a mystery re-spin to follow. Mystery symbols then reveal the same payout or Wild symbols. Mystery symbols can also contain a multiplier from 2x to 100x.
Expanding Wild

Triggered by collecting 12 VHS tapes, the Expanding Wild symbol is unlocked. An expanding wild re-spin is awarded. Guaranteeing at least 1 Expanding Wild symbol, it covers the entire reel and contains 2 multiplier values from 2x to 100x.
1 of the 2 multiplier values is chosen and applied to the wild. If a symbol with a multiplier is present on the same reel as an Expanding Wild when it expands, the multiplier values are added to the Expanding Wild.
Cloning Wild
Triggered when you collect 18 VHS tapes, the Cloning Wild symbol is unlocked. A cloning wild re-spin occurs with at least 1 Cloning Wild appearing. Landing on reels 2 through 5, the Cloning Wild creates a Wild symbol in its position and in adjacent positions to the left. It may also contain a multiplier from 2x to 100x.
If a Cloning Wild clones over a Wild or Expanding Wild symbol, it adds its multiplier value to that symbol. If the Cloning Wild doesn’t have a multiplier, a +1 multiplier is added. If it clones over a Mystery symbol that has become a payout symbol, it becomes Wild with the multiplier added if it has one. There is a chance that at least 1 payout symbol type becomes a Cloning Wild.
Surveillance TV
Triggered by collecting 24 VHS tapes, the Surveillance TV feature is unlocked and replaces the CRT TV. A re-spin with a guaranteed Bonus Game trigger is also awarded.
Split up into 4 screens, each screen is paired with a matching VHS tape. When a VHS tape lands, it can light up a part of the image of the screen it lands on. It can also collect an already collected piece meaning nothing happens, It can also add the remaining pieces of the image. When a screen’s image is completed, you’ll trigger the following feature:
- Top Left Screen: triggers the Mystery Symbol feature
- Top Right Screen: triggers the Expanding Wild feature
- Bottom Left Screen: triggers the Cloning Wild feature
- Bottom Right Screen: triggers a re-spin with guaranteed Bonus Trigger
Bonus Game

The Bonus Game feature is activated when 3 or more Briefcase Bonus symbols land. 3, 4 or 5 will reward you with 8, 10 or 12 free spins, respectively. With no VHS tapes in the feature, either the Sticky Mystery or Sticky Wild Bonus mode will be awarded:
- Sticky Wild Bonus mode: all Wild and Expanding Wild symbols are persistent. The multiplier adder increases or adds a multiplier value to 1 or more Wild or Expanding Wild symbols.
- Sticky Mystery Bonus mode: all Mystery symbols are persistent. The multiplier added increases or adds a multiplier value to 1 or more Mystery symbols.
In both modes, there is a chance that the multiplier adder increases the free spins counter with 2 free spins. The multiplier adder may target multiple symbols and increase the multiplier value of each target by 1x to 25x.
X-iter
Finally, there is an X-iter feature which has 5 options:
- Bonus Hunt: Costing 2.5 x bet, you have 4 times the chance of triggering the Bonus Game feature.
- Mega Hunt: Costing 5 x bet, you have 8 times the chance of triggering the Bonus Game feature.
- The Langley Files: Costing 25 x bet, you’re guaranteed 1 of the Locked feature is triggered.
- Bonus: Costing 100 x bet, you’ll trigger the Bonus Game feature.
- Super Bonus: Costing 200 x bet, you’re guaranteed 1 spin with at least 2 Expanding Wilds.
Verdict

Langley Street 23 is a well-designed conspiracy-themed slot where collecting VHS tapes unlocks features including Expanding and Cloning Wilds with multipliers up to 100x. With persistent elements in the free spins, the 10,000 x bet max win potential is much more achievable.
Based on conspiracy theories, the Langley Street 23 slot is well designed and has a familiar soundtrack that ties into the theme nicely. Focused on Marvin, there’s an abundance of bonus features.
In the base game, the key is to collect VHS tapes as these will trigger 1 of 4 Locked features. With transforming mystery symbols, Expanding Wilds and Cloning Wilds, they can also contain multipliers up to 100x. I found that combining a few Locked features resulted in the biggest payouts.
The Expanding Wilds feature works a little like Hacksaw Gaming’s DuelReels mechanic, found in slots such as Bullets and Bounty, Duel at Dawn and Death Becomes You. With the Surveillance TV feature, you aim to light up screens to trigger 1 of the 3 other Locked features or gain entry to the free spins.
In the free spins, you will play either the Sticky Mystery or Sticky Wild Bonus mode: offering persistent Mystery symbols or Wilds and Expanding Wilds, the key is the multiplier adder as this targets multiple symbols and increases the multiplier value by up to 25x.
With 10,000 x bet max wins, Langley Street 23 will take a few spins to get what’s going on. I found the Locked features can activate simultaneously. The fact that Mystery symbols, Wilds or Expanding Wilds are persistent in the free spins makes it easier for big wins theoretically but I did find the Expanding Wilds to be very hit and miss due to them resulting in no wins most of the time.
In summary, Langley Street 23 is a good game with plenty going on to keep the flat-earthers and globarists happy. If you want other decent ELK Studios titles, Pirots 5, the Nitropolis series and Rabbit Royale would be my picks.
Editorial Information
The Langley Street 23 slot review was written by Chris Taylor from our OLBG Expert team who has written over 10,000 slot game reviews in an iGaming career spanning over 2 decades.
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