Thunderline Express: Hold and Win
Thunderline Express: Hold and Win is a medium-volatility online slot from Penguin King with an RTP of 95.74% and a maximum win of 2,250x.
- RTP
- 95.74%
- Volatility
- Medium
- Max Win
- 2,250x
- Layout
- 3×3
- Release Date
- 2026
About Thunderline Express: Hold and Win
Thunderline Express: Hold and Win is an online slot from Penguin King, with medium volatility, a published RTP of 95.74% and a listed maximum win of 2,250x.
RTP varies between casino configurations and markets, so check the information screen inside the version you are playing. A maximum-win figure is a theoretical ceiling, not a likely result. How these pages are researched and what the recorded play data does and does not show is set out in our editorial policy.
18+ only. Slot outcomes are random and past results do not make a win more likely — set a limit before you start.
Viewer experiences
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Where to play Thunderline Express: Hold and Win
Thunderline Express: Hold and Win is in the Jack-pot lobby. New players: 150% up to 500 — 400 Free Spins · 100 per day for 4 days on John Hunter and the Book of Tut. Read the Jack-pot review →
Thunderline Express: Hold and Win FAQ
What is the RTP of Thunderline Express: Hold and Win?
Thunderline Express: Hold and Win has an RTP (return to player) of 95.74%. RTP is the theoretical percentage of total stakes a slot returns to players over a very large number of spins, as published by Penguin King — individual sessions can land far above or below it.
How volatile is Thunderline Express: Hold and Win?
Thunderline Express: Hold and Win is rated medium volatility. Medium-volatility slots sit between the extremes — a balance of win frequency and win size.
What is the max win on Thunderline Express: Hold and Win?
The advertised maximum win for Thunderline Express: Hold and Win is 2,250x. Max wins are extremely rare by design — treat them as a ceiling, not an expectation.
Who makes Thunderline Express: Hold and Win?
Thunderline Express: Hold and Win is developed by Penguin King and was released in 2026.
What is the layout of Thunderline Express: Hold and Win?
Thunderline Express: Hold and Win plays on a 3×3 grid with 5 paylines.
