


King of Ghosts is a high-volatility online slot from Endorphina with an RTP of 96.00%.
Page updated July 2026
King of Ghosts is a high-volatility online slot from Endorphina, arranged across 5 reels, 3 rows and 20 fixed paylines. It drops players into a mist-covered mountain range in ancient China, home to a spectral ruler said to guard wandering souls and reward the brave few who go looking for him.
The presentation favours mood over spectacle. Ceremonial coins, fans, swords and golden bats fill out the low end of the paytable, while the King of Ghosts himself commands the reels as a towering guardian spirit. Glowing lantern light, drifting spirit trails and a restrained, tension-building soundtrack give the game a genuinely eerie, elegant feel rather than a cartoonish one.
Standard wins land on adjacent reels from left to right across the 20 paylines, while Scatter symbols pay anywhere on the grid. The King of Ghosts acts as the Wild, substituting for every symbol except the Scatter. Three or more Scatters trigger 12 Free Games, during which the Wild can expand to fill an entire reel whenever that expansion completes a win. A distinctive twist runs through the bonus: after each payout, spirits attempt to steal the win back, only to be trapped inside multiplier cages worth x1 through x10. Once every ghost is captured, that final multiplier is applied to the round, and the Free Games can retrigger for an extended run.
Endorphina has set King of Ghosts at a 96% RTP, a healthy figure that sits above the average for online slots. That doesn't guarantee anything on a single spin, but across a large enough sample it points to a fair, well-balanced game engine.
This is a high-volatility slot, and it plays like one, with base-game wins that can be modest and spaced out, while the real reward is saved for the Free Games and its expanding, multiplier-boosted Wilds. Players should be comfortable with variance and prepared to ride out quieter stretches between the bigger hits.
Bets range from 0.20 up to 12 per spin, making King of Ghosts accessible to a broad range of bankrolls. Endorphina hasn't published a specific max-win multiplier for this release, so it's worth checking the in-game paytable directly if a headline win cap factors into your session planning.
King of Ghosts earns its keep through atmosphere and a genuinely creative twist on the expanding-Wild formula, with the ghost-capture mechanic giving the Free Games round more personality than most bonus rounds manage. Combined with a 96% RTP and a retriggerable feature, it's a high-volatility slot worth taking for a spin in the free demo at johnessyslots before committing real stakes, particularly for players who enjoy folklore-driven themes with genuine bite.
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King of Ghosts has an RTP (return to player) of 96.00%. RTP is the theoretical percentage of total stakes a slot returns to players over a very large number of spins, as published by Endorphina — individual sessions can land far above or below it.
King of Ghosts is rated high volatility. High-volatility slots pay out less often, but wins tend to be bigger when they land — expect longer dry spells and larger swings to your balance.
King of Ghosts is developed by Endorphina and was released in Feb 24, 2022.
King of Ghosts plays on a 5×3 grid with 20 paylines.
Verified Data via Johnessy AI