Play now
Rise of Athena
Play’n GO dropped Rich Wilde and the Tome of Insanity on 30 May 2024 — another wild ride in the heavyweight Wilde Series. This 5×5 grid slot crashes through traditional reels and stacks cosmic horror with proper adventure storytelling. Rich Wilde squares up against ancient entities from the Necronomicon, navigating Portal of Chaos mechanics that’ll make your brain fizz. UK players get All-Seeing Eye mechanics and the Damned Ritual system firing on all cylinders.
Still unraveling eldritch mysteries? The entire Play’n GO collection is waiting 100 % free for UK players – dive deeper at Play’n GO Free Demo Slots right now!
Top Rated
This game roars with cosmic horror aesthetics — the kind that grabs you by the throat. Grid symbols pop with creatures, mystical artifacts, and proper Lovecraftian references from the Necronomicon narrative. Yog-Sothoth bursts through as a 2×2 Mega Wild that’ll make your heart wobble. Eye Feature Markers hum across the left-side map interface, distinct as anything. Dark tones dominate the palette with vibrant accent colours for premium symbols — visual hierarchy without the sensory overload UK players despise.
Loading this demo slot fires smoothly across desktop and mobile. Here’s the play-by-play for UK players:
Forget traditional paylines — this game packs cluster-based wins. Adjacent symbols pop horizontally or vertically across the grid to cash out. Each winning symbol zaps one charge into the Portal of Chaos meter. Standard adventure icons and premium eldritch creatures hit different value tiers. Here’s the breakdown:
Multiple distinct bonus features cascade through the grid framework — UK players will feel the surge. These features escalate engagement through progressive activation mechanics that fire in sequence. Each feature works independently yet chains through the Portal of Chaos charging system, creating serious gameplay depth. Below — the full arsenal:
| Feature Name | Trigger Mechanism | Primary Effect |
|---|---|---|
| All-Seeing Eye | Random Eye Frame appearance on left map | Spawns 2–4 Wilds when winning clusters align with Frame |
| Portal of Chaos Level 1 | 8 portal charges accumulated | Grants 2–4 Wild symbols on grid |
| Portal of Chaos Level 2 | 16 portal charges accumulated | Eliminates specific symbols from grid |
| Portal of Chaos Level 3 | 30 portal charges accumulated | Upgrades low-paying symbols to higher-paying variants |
| Portal of Chaos Level 4 | 48 portal charges accumulated | Awards Free Spin with all effects applied |
| Damned Ritual | Winning combinations on marked eye positions | Accumulates red and green eyes triggering multipliers |
| Yog-Sothoth Summoning | 12 red eyes triggered via Damned Ritual | Spawns 2×2 Mega Wild in 3-step sequence |
Official volatility data stays locked away from regulatory filings — typical Play’n GO style. The Portal of Chaos system with overcharge mechanics screams medium-to-high volatility. Escalating charge requirements and progressive feature unlocking build tension across spins. Win potential explodes through multiplier stacking — green eyes pop x2, x3, or x4 onto the Mega Wild, potentially combining with cascade chains. UK players grinding this demo won’t hit dry spells constantly.
Forget spinning reels — this grid-based system fires clusters whenever adjacent symbols crash horizontally or vertically. Portal of Chaos charging represents core progression — each winning cluster symbol zaps one charge toward increasingly powerful effects. The meter contains four primary thresholds (8, 16, 30, 48) that unlock distinct mechanical enhancements progressively. Overcharge mechanics permit seven additional effects beyond the base four, each requiring four more symbols than the previous threshold — the heat builds. Cascading combos trigger automatically after wilds explode or symbols vanish or upgrade, generating additional wins from repositioned symbols on the same spin. The Damned Ritual operates as a parallel tracking system monitoring red and green eye activations on the left-side map, with specific eye counts triggering summoning sequences or applying multipliers that roar. All three systems chain together — Portal effects grant wilds during Yog-Sothoth summoning, and cascade reactions extend winning possibilities across multiple consecutive occurrences within a single spin cycle. UK players hitting this frenzy will see the cascade pop properly.
The Tome of Insanity belongs to Play’n GO’s heavyweight Wilde Series — Rich Wilde serves as the recurring protagonist exploring everything from archaeological expeditions to treasure hunts to mythological quests. Previous entries took Wilde on proper adventures across diverse thematic settings. This release channels cosmic horror and Lovecraftian storytelling, setting itself apart from past instalments. The narrative emphasizes containing eldritch forces rather than traditional treasure acquisition — fresh storytelling while maintaining franchise continuity that UK players recognise and respect.
Demo play removes real-money stakes, but understanding mechanical interactions sharpens your gameplay edge. UK players grinding this should note:
| Reels | 5 |
| Rows | 5 |
| Paylines | 4 |
| RTP | 96.20% |
| Hit Frequency | N/A |
| Max Win | 5,000x |
| Max Win Probability | 1 in 1B spins |
| Bonus Round Frequency | N/A |
| Volatility | Medium |
| Min/Max Bet | 0.1/100 |
| Release Date | 2024-05-30 |
Desktop Screenshot
Mobile Screenshot
Play now
Rise of Athena
Play now
Divine Showdown
Play now
Single Deck BlackJack MH
Play now
Hugo