Free slot demo · player guide
Reign Of The Mountain King
The follow up to our critically acclaimed 2020 game ‘Rise of the Mountain King’, sees us return to the king’s ominous halls. This 10-line slot will crank up the volatility even further than its predecessor with no Free Spins or Bonus round but instead an epic in-reel modifier.
18+ · free play · no account or deposit
Game details checked 21 Aug 2026How we check games
60-second guide
What matters at a glance
Free play
Play Reign Of The Mountain King here
Open the game below to check its pace, controls and features. Free play stays on SlotsCollector.
No sign-up · no deposit · full screen available
Look for
Features worth trying
- Game features
Kings Respin, Stacked Multipier Wilds
Game overview
What is Reign Of The Mountain King?
The follow up to our critically acclaimed 2020 game ‘Rise of the Mountain King’, sees us return to the king’s ominous halls. This 10-line slot will crank up the volatility even further than its predecessor with no Free Spins or Bonus round but instead an epic in-reel modifier. When players find 3 or more King Wilds they will lock in place and trigger the ‘King’s Respin’ where the Wilds and multipliers will stack for some insane big wins. If you liked ‘Rise of the Mountain King’ you will love this game.
How it plays
The features that shape the game
Reign Of The Mountain King is listed as a Slot from NextGen Gaming.
Game features
Kings Respin, Stacked Multipier Wilds
Before you play
Does Reign Of The Mountain King match what you want?
Judge the format and features first. Theme alone tells you very little about how a game feels.
What this game offers
- Slot format from NextGen Gaming
- High volatility
- Game features
What to check first
- This page lists RTP at 96%; confirm it in the version you open.
- Casino stake limits and feature settings may differ from the free-play version.
- Free play shows the mechanics, but it cannot predict a future result.
Quick answers
Reign Of The Mountain King FAQ
Clear answers based on the game information and demo status available today.
Can I play Reign Of The Mountain King for free?
Yes. Select “Play free demo” to open Reign Of The Mountain King on this page without an account or deposit.
What type of game is Reign Of The Mountain King?
Reign Of The Mountain King is listed as a Slot from NextGen Gaming. The confirmed features are listed above.
What is the RTP of Reign Of The Mountain King?
The RTP shown for Reign Of The Mountain King is 96%. A casino may offer a different configuration, so confirm the value in the in-game information screen.
Can I play for real money here?
No. SlotsCollector provides game information and free demos only; it does not accept bets or deposits.
Game facts
Reign Of The Mountain King numbers and features
These are the details currently confirmed for this game. Check the in-game information before using real money.
Payouts & risk
- RTP
- 96%
- Volatility
- High
- Maximum win
- 10000
- Bet range
- 0.1 – 50
Reels & wins
- Reel layout
- 5 reels
Bonus features
- Features
- Kings Respin, Stacked Multipier Wilds
Release & devices
- Release date
- 1 Dec 2022
More to play
More games from NextGen Gaming
Check real-money availability
This game may be available to play for real money at our partner sites. Availability varies by location.
Advertiser disclosure