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Play’n GO · Slot Review

Thunder Screech — Full Review & Free Demo

3.2/5
Play for Real →
RTP
96.20%
Volatility
Average
Max Win
5,000x
Provider
Reels
5
Paylines
10
Bet Range ($,€,£)
0.10 - 100
Rating
3.2/5
Released
Feb 2021

Thunder Screech Slot Review

Thunder Screech from Play'n GO is a 5x3 video slot with 10 fixed paylines, a woodland theme, and a simple feature set built around multiplier wilds. I see it as a mid-tier hunt game with some bite in the feature cycle, but the 5000x cap puts a hard limit on how much serious bankroll I would commit.

RTP is 96.20%, the bet range runs from 0.10 to 100, and reviews split the volatility between medium and medium-high. That sounds about right to me. The base game can drag a bit, then suddenly spike when the random wild features land. For serious players, that profile is workable, not ideal.

There are four different wild symbols in this slot

Animal symbols make up the premium end, beaver, otter, badger, fox and raven, while 10, J, Q, K and A cover the low-paying side. The standout symbols are the wooden bird wilds. You get a regular wild plus Thunder Wild variants marked 1x, 2x or 3x, and they only appear on reels 2, 3 and 4.

Scatter is a dream catcher. Wilds substitute for every regular symbol and do the heavy lifting because raw line values are not where this slot makes its money. I am not entirely sold on the paytable strength here. If you chase large base game hits, this one is light.

Symbol Payouts

icon 1
5x75
4x15
3x7.5
icon 2
5x50
4x10
3x5
icon 3
5x30
4x6
3x3
icon 4
5x20
4x4
3x2
icon 5
5x10
4x2
3x1
icon 6
5x3
4x0.6
3x0.3
icon 7
5x3
4x0.6
3x0.3
icon 8
5x2
4x0.4
3x0.2
icon 9
5x2
4x0.4
3x0.2
icon 10
5x2
4x0.4
3x0.2
icon 11
Scatter
icon 12
Wild

When the free spins end, the respins kick in

Random features carry this slot. The Call feature can trigger at any time and drops 5 to 9 wilds onto the reels, which is the quickest way to turn a dead stretch into a proper hit. Strike can also trigger randomly, converting all regular wilds into Thunder Wilds and pushing the game into a respin sequence.

During Strike, every new wild gives a respin and becomes sticky. Wilds start at 1x, climb by 1 each respin, then disappear once they reach 3x. If several land together, multipliers combine, and the feature can reach 9x. That is the best part of the game, but it still runs under a 5000x ceiling, so the upside is capped sooner than I like.

Free spins need 3 scatters on reels 1, 3 and 5 and award 5 free spins. At the start, wilds become Thunder Wilds, and you are guaranteed at least 1 Thunder Wild. After the free spins finish, respins continue while Thunder Wilds remain on the reels. No scatters can land during Call, Strike or free spins, so there is no retrigger route.

Bonus Buy Options

Bonus Buy Call feature
Call feature
Activates randomly and adds 5 to 9 wild symbols to the reels.
Bonus Buy Strike feature
Strike feature
Activates randomly, upgrades all regular wilds to Thunder Wilds, triggers respins on new wilds, and sticky wild multipliers rise from 1x to 3x before disappearing.
Bonus Buy <nlp>Free Spins</nlp>
Free Spins
Triggered by 3 scatters on reels 1, 3 and 5, awards 5 free spins, turns wilds into Thunder Wilds and guarantees at least 1 Thunder Wild.

A harmonious slot with entertaining features

96.20% RTP is decent, but value depends on what you want from your bankroll. I do not see any Bonus Buy option mentioned, so you are forced through the base game and its random triggers. With a proper bankroll, that is manageable, but not efficient for a bonus hunter who wants direct access to the best part of the model.

Dead spin frequency feels noticeable because wilds are restricted to the middle reels and the main action depends on Call or Strike showing up. Volatility is not extreme, yet the top end is modest. For serious players, that is an awkward mix. The ceiling is too low for this variance if your aim is proper high-roller upside.

Ryan Cole’s Verdict

Thunder Screech Final Verdict

Thunder Wild respins give Thunder Screech enough punch to stay interesting, and the random Call drop can produce decent bursts. Even so, I would class it as a controlled-stakes slot, not a serious top-end hunter. A 5000x max win is fine for casual rotation, weak for bigger bankroll sessions.

I would only play this with a proper bankroll and measured expectations. The feature logic is clear, RTP is solid enough, and the game has a few good moments. But there is no mention of a buy, no retriggers, and not enough ceiling for the grind. For serious players, I would pass.
3.2
★★★☆☆
out of 5
✓ Pros
Sticky Thunder Wild respins can stack well
Call feature adds 5 to 9 wilds
96.20% RTP is acceptable
Free spins guarantee a Thunder Wild
✗ Cons
5000x max win is modest
Base game can drag a bit
No retriggers in free spins
Volatility feels awkwardly uneven
Ryan Cole
Ryan Cole
Lead Casino Slots Analyst
5+ years analysing online slots for the UK market. Every game is played for a minimum of 500 demo spins before publication. No affiliate bias — ever.
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Thunder Screech FAQ
How do free spins trigger in Thunder Screech?
You need 3 scatter symbols on reels 1, 3 and 5. That awards 5 free spins and at least 1 Thunder Wild is guaranteed.
What does the Call feature do?
It triggers randomly and adds 5 to 9 wild symbols to the reels. Wins are calculated after the wilds are added.
How does the Strike feature work with sticky wilds?
Strike upgrades regular wilds into Thunder Wilds. Every new wild gives a respin, the wilds stay sticky, start at 1x, increase by 1 each respin, and disappear after reaching 3x.
Can free spins retrigger?
No. Scatters cannot appear during Strike, Call or the free spins feature, so extra free spins are not available.
What is the maximum win and can this slot justify a serious bankroll?
The maximum win is 5000x. I would not rate that as strong enough for a serious high-roller allocation because the ceiling is limited and there is no stated bonus buy to shortcut the grind.