Return to player
95.48%
Minimum bet size
0.20
Slot category
Video Slots
Volatility
High
Reel count
5
Progressive jackpot
No
Popularity Rating
Maximum bet size
50
Software provider
Popiplay
Bonus features
Yes
Paylines
20
Theme
Greek mythology
Mythos online slot game
Mythos brings the legends of Zeus and Hercules to a 5-reel, 20-payline online slot. Features include free spins, a high-paying stacked symbol, sticky Wilds, multipliers, a Heroic Frame feature, and a Bonus Buy option. The stated maximum win is 2,800x.
MYTHOS SLOT AT A GLANCE
- Reported RTP below average at 95.48%
- Three Bonus Buy options cost 50x, 120x, or 400x the spin bet
- Staked Snake is the highest-paying symbol at 4 high
- Features are available in both the base game and free spins bonus
Graphics and audio

The review describes the graphics as impressive and carefully designed for mobile and desktop. HD scenery fills the background, with ships and fog moving through a picturesque mythical setting suited to the two warriors depicted in the Mythos video slot. Reel symbols and triggered features also have striking animated effects.
The theme tune is described as a melody that reflects the era suggested by the setting, while winning symbol combinations produce a high-pitched sound.
HOW TO PLAY THE MYTHOS SLOT GAME

Popiplay often changes its reel layouts to give online slots a distinctive look. Mythos uses a 5x4 arrangement with 20 paylines.
The game has 11 standard-paying symbols. Matching 3, 4, or 5 symbols form winning combinations. The stacked snake symbol pays when 2, 3, 4, or 5 symbols line up from left to right on a payline.
Mythos uses Hercules holding a spear as its Wild symbol. He substitutes for all regular symbols.
The Heroic Frame feature in the base game can create more winning combinations by turning symbols into Wilds and adding multipliers. It is available while spinning for the free spins bonus, where the review identifies the potential for the slot’s biggest wins.
Payouts reported for regular symbols in 5-symbol combinations:
- Staked Snake: 10x
- 2 Headed Red Wold: 3.75x
- Pegasus: 3.75x
- Minotaur: 3x
- Medussa: 3x
- Whimsical Creature: 3x
- Green Cyclops Man: 3x
- Greek Symbols: 1.5x

BONUSES AND FREE SPINS

The review notes that Mythos offers engaging base-game features, so players do not have to wait for a bonus to pursue larger wins. The sections below explain when each feature can appear.
BASE GAME FEATURES
- Heroic Frame: This base-game feature activates when a Hero symbol lands on the reels. It frames that reel position and stays sticky for 10 spins before turning into a Wild symbol.
- Extra Multiplier: When a Hero symbol lands in a cell with a Heroic Frame, the multiplier for that spin increases by 1. The Extra Multiplier applies to every winning combination and resets to 1x when a new 10-spin cycle begins.
FREE SPINS BONUS AND FEATURES
- Free Spins: Landing the Zeus Thunderbolt Scatter on reels 1, 3, and 5 triggers 10 free spins.
- Free Spins Sticky Wilds: During the free spins bonus, Wilds stay sticky when they land on the reels. The review says that, as several sticky Wilds built up near the end, almost every spin became a ‘Big Win.’
BONUS BUY FEATURES
- Random Wilds: This feature requires a bet between 0.20 and 20.00. It costs 50x the stake and awards free spins with a random number of Wilds.
- 2x2 Wilds: Buy this feature with a spin bet from 0.20 to 7.00. It costs 120x the stake and grants free spins with 4 sticky wilds on the reels.
- 3x3 Wilds: Choose a spin bet from 0.20 up to 2.00 to activate this feature. It awards 10 free spins with at least 6 sticky wilds and costs 400x the spin bet.
TECHNICAL DETAILS
The review lists Mythos with an RTP of 95.48% and high-variance gameplay. Its stated maximum win is 2,800x the bet, and the betting range is 0.20 to 50.00 per spin.
EVAN CARRINGTON’S AL BURAQ REGINA VIEW OF MYTHOS

Popiplay has created an appealing theme that may attract slot players, though the RTP could put some off. The review argues that the provider took an unnecessary risk by combining this theme and familiar features with a lower RTP.
For players who are not concerned about losing half a percent, the review considers Mythos worth a try. Base-game features provide chances to win, but those seeking wins large enough to affect their bankroll would need to trigger the free spins bonus.
Try Mythos in demo mode and decide what you think of the slot.
Evan Carrington brings more than 12 years of experience in the iGaming industry, specializing in online casino reviews, slot game analysis, and player safety assessments. Their expertise includes casino licensing, RTP, volatility, bonus terms, and withdrawal policies. Combining hands-on reviews with independent research, Evan provides clear, evidence-based coverage to help players understand gambling platforms, their features, and possible risks.