Deep Descent Slot Review

⭐ 9/10
Create by: Relax Gaming
Review by:
Posts by Michael White
Updated: November 29, 2025

Deep Descent is a High volatile slot from Relax Gaming with an RTP 95% and up to x18814 maximum win. Play demo for free.

Deep Descent Slot Demo

Software
Release Date
2021-08-03
RTP
95%
Max Win
x18814
Volatility
High
Bet Range ($,€,£)
0.10 - 50
Number of Reels
5
Betways
243 - 3125
Features
Collect Symbols, Fish, Fishing, Level Up, Respins, Sticky Wilds

Deep Descent: Slot Overview

When I load Deep Descent from Relax Gaming, it feels like slipping into calm, cold water rather than an action-packed scuba trip. The reels hang in a sparse seascape with rocks, drifting clouds of debris and the odd school of fish gliding past. Sharks lurk further down, yet the overall mood stays laid back, helped by orchestral swells, bubbling effects and the soft ping of wins.

Deep Descent runs on a 5 reel layout that starts at 3 rows high and can grow to 5, so ways to win shift from 243 up to 3125. Stakes range from 0.10 to 50 per spin, which suits low rollers and test sessions, though I tend to stay tight given the 95% RTP, 25.66% hit rate, high volatility and a punchy 18814x maximum win.

Deep Descent slot screenshot

Deep Descent Slot Information

In Deep Descent Slot Information I feel more like joining an old hand on a quiet fishing trip than chasing cartoon chaos. The experienced fisherman peers from the reels as coloured fish swirl in the background, while a slow, atmospheric soundtrack keeps everything unhurried. The slot runs smoothly on mobile, tablet and desktop, and wins land when 3 or more matching symbols hit adjacent reels starting from the far left.

Symbols in Deep Descent

Looking at the symbols in Deep Descent, the lower paying set uses card suits trapped in bubbles, coloured blue, green, orange and red. Landing 5 of a kind of any suit pays 0.8x the stake, so these are mainly there to keep the meter ticking. Above them sit three fish symbols in green, orange and red, paying between 1.5x and 2.5x your bet for a full line of five.

The top paying symbol in Deep Descent is the fisherman, a James Cameron style adventurer in a red beanie, paying 10x the stake for 5 of a kind and paying even from a pair. The wild symbol appears as a golden W box with a number on it. Wilds substitute for all regular symbols and the number shows how many respins are attached, usually between 2 and 5 when they land.

Symbols and Paytable

Symbol Quantity Payout
icon 1 5 x10
4 x4
3 x2
2 x1
icon 2 5 x2.5
4 x1.2
3 x0.7
icon 3 5 x2
4 x1
3 x0.6
icon 4 5 x1.5
4 x0.8
3 x0.5
icon 5 5 x0.8
4 x0.3
3 x0.1
icon 6 5 x0.8
4 x0.3
3 x0.1
icon 7 5 x0.8
4 x0.3
3 x0.1
icon 8 5 x0.8
4 x0.3
3 x0.1
icon 9 Wild

Deep Descent Slot Features

In terms of features, Deep Descent keeps things simple, almost bare-bones compared with many modern slots. There are no traditional free spins or pick rounds; instead everything revolves around Wild Respin, Collection and Deep Descent Progression. After playing for a while I found the entire experience hangs on how the wilds behave and how often the collection meter co-operates during a sequence of spins and respins.

Wild Respin is built around those numbered golden wilds. When a wild lands, it locks in place and the number displayed counts down the respins, giving you between 2 and 5 extra spins while the wild stays stuck. Early on, wilds can only appear on reels 2 and 4, but once you open all rows another wild position on reel 3 joins in and becomes part of the action.

Collection and Deep Descent Progression drive the game. On each spin a low symbol is chosen and displayed left of the grid. Any win using that icon fills the meter, and reaching 7 collected symbols moves you from level 1 to level 2, adding a fourth row, 1024 ways and a reel 3 wild with 4 respins. Hitting 21 symbols sends you to level 3 with 5 rows, 3125 ways and a reel 3 wild showing 5 respins before you drop back to level 1.

RTP and Payouts in Deep Descent

RTP and payouts in Deep Descent sit in a slightly awkward spot. The 95% RTP is lower than I expect from Relax Gaming and the 25.66% hit rate means stretches of dead spins feel common, especially with the high volatility. On the upside, the slot carries a stated maximum win of 18814x the bet, so sessions can turn around fast if the wild progression finally lines up.

Deep Descent slot screenshot

Deep Descent: Slot Verdict

For me, Deep Descent feels like being served a small plate of sushi when I wanted a full seafood feast. At first I was curious to see what would happen deeper down the grid, and reaching level 3 a few times did bring some satisfying chains of respins. After that, though, the one-note gameplay and sparse visuals started to blur together and my attention wandered.

On the other hand, there is something quite harmonious about the fishing theme and slow orchestral score, and the simplicity can be its main charm when I just want to spin without too many distractions. The numbered wilds are the real stars, constantly feeding extra respins when the game behaves. With the lower RTP and steep variance, though, chasing the big 18814x prize demands a thick skin and tight bankroll control.

Screenshots

Deep Descent slot screenshot 1
Deep Descent slot screenshot 2
Deep Descent slot screenshot 3
Deep Descent slot screenshot 4
Deep Descent Final Ratings
Theme & Symbols








Sounds & Music








Bonus Features








RTP (95%)








Max Win (x18814)








Originality








FAQs About Deep Descent

Can I play Deep Descent free slot?

Absolutely! You can enjoy Deep Descent for free on our website without registration. Our partner casinos of Relax Gaming also usually offer demo mode access.

Can I win real money on Deep Descent slot?

Yes, to win real money in Deep Descent, you'll need to create an account at a licensed casino site. You can then play for real and win up to x18814.

Can I play Deep Descent slot on mobile phone?

Yes, Deep Descent is fully optimized for mobile devices and runs smoothly on any devices.

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