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Crystal Skull slot by Endorphina

Crystal Skull Slot

RTP, volatility and max win

5.4Value score · Poor · how it works

Crystal Skull is a medium volatility slot by Endorphina. Its listed RTP is 93.77%.

  • 1%of slots have a lower headline RTP

Basic information

Crystal Skull basic information
SoftwareEndorphina
Release yearNot published
ThemeGem and jewel slots
RTP93.77%
VolatilityMedium
Max winNot published
Hit frequencyNot published
Game typeSlot
Data verified2026-09-28

Source: Endorphina game page; RTP database by toolsgambling.com (CC BY 4.0); image: Endorphina promotional image from the official game page. How we collect data · Report a mistake

Crystal Skull RTP and data analysis

Crystal Skull slot by Endorphina: RTP 93.77%, medium volatility. See every RTP version, what a session costs and similar games.

RTP in context

The headline RTP of 93.77% is 2.4 points below the median of 96.14% across the 3,708 slots in our catalogue, and higher than 1% of them. Among Endorphina slots it ranks 233 of 236, where the average is 95.98%.

What a session costs on average

RTP is a long-run average. Over a very large number of spins, every $1,000 wagered on Crystal Skull returns about $938 and keeps about $62.

Put in session terms: 100 spins at $1 is $100 wagered, which costs about $6.23 on average. A real session can end far from that average, in either direction, especially on a medium volatility slot.

How it is likely to feel

Endorphina publishes Crystal Skull as medium volatility: a balance between win frequency and win size.

No hit frequency is published for this game, so we do not show one. Volatility is the studio’s own label and there is no common scale between studios.

Crystal Skull series

1 other game of the same franchise by Endorphina, oldest first.

Crystal Skull DiceEndorphina · RTP 93.77%

Slots like Crystal Skull

Diamond DeliriumYggdrasil · RTP 94%
Diamond ChanceEndorphina · RTP 96.08%
Gems Gone Wild Power ReelsRed Tiger · RTP 95.68%
777 Diamond StrikeRed Tiger · RTP 95.73%
Arizona Diamonds QuattroStakelogic · RTP 96%
Diggin for Diamonds 2Yggdrasil · RTP 96%

Crystal Skull RTP

The data lists one RTP for Crystal Skull. Versions are not tracked for Endorphina games, so other versions may exist; check the game's info screen.

  • 93.77% $62.30 lost per $1,000

Cost of 100 spins

Expected cost of 100 spins
BetWageredAverage cost at 93.77%
$0.20$20$1.25
$1$100$6.23
$5$500$31.15

Averages computed from the published RTP; real sessions vary widely around them. RTP calculator

Crystal Skull max win, volatility & stats

Headline RTP vs all slotshigher than 1%
Lowest recorded RTP vs all slotshigher than 19%
RTP among Endorphina games#233 of 236
Value score
5.4 / 10
Lost per $1,000 (average)
$62.30
Max win at $1 bet
–
Wins on average
–

Percentiles compare this game with the 3,708 games in the catalogue. Max win: not published.

More from Endorphina

All Endorphina slots

Giant Wild Goose PagodaEndorphina · RTP 96.11%
Golden OxEndorphina · RTP 96.11%
GladiatorsEndorphina · RTP 96.08%
Legendary SumoEndorphina · RTP 96.08%
Minotaur ReBurnEndorphina · RTP 96.04%
Lucky StampsEndorphina · RTP 96.08%

Crystal Skull Slot FAQ

What is the RTP of Crystal Skull?
The data lists 93.77%. RTP versions are not tracked for Endorphina games, so the studio may offer operators other versions; the game’s info screen shows the one you are playing.
Is Crystal Skull high or low volatility?
Endorphina publishes it as medium volatility: a balance between win frequency and win size.
Is there a best time to play Crystal Skull?
No. Every spin is decided by a certified random number generator and is independent of the time, the day and earlier spins. The 93.77% RTP is a long-run average, not a schedule.
Who makes Crystal Skull?
Crystal Skull is made by Endorphina. Every Endorphina game in the catalogue is listed on the studio’s page.
How much does Crystal Skull cost per $1,000 wagered?
On average about $62 at 93.77% RTP. This is a long-run average, not a prediction for a session.
Where does the data on Crystal Skull come from?
The RTP, volatility, max win and release details come from the Slot RTP Database by toolsgambling.com (CC BY 4.0), which links each row to the studio’s own page. It was last verified on 2026-09-28.