Book of Power

Book of Power

Our crew at Relax Gaming brewed up Book of Power with the same energy as cracking open a dusty relic that’s humming with sparks. Every spin feels like you’re flipping through forbidden pages that might light up the whole screen with expanding symbols and wild books. We packed this one tight with high-voltage features, big win shots, and a fair dose of cheekiness—just the way our players like it.

Try Book of Power Demo

Jump straight into the Book of Power demo and spin as much as you want with zero risk. In the free mode, you’re playing with virtual coins—no registration, no deposit, no pressure. Just pure spinning, testing, blasting through features, and seeing how our mechanics behave when the books start dropping. Our team made sure the demo mirrors the real thing down to every tiny multiplier jump and expanding symbol pop.

PLAY FOR REAL MONEY
Winners LIVE

The Book of Power free play version is perfect if you want to poke around at your own pace. You can try Power Bets, check how the Free Spins flow, experiment with the bonus buys, and figure out which setups suit you best—all without spending a single cent. It’s the same 5-reel chaos, the same 10 paylines, and yes, the same x15000 max win potential baked right in. The only thing missing is the pressure from your wallet… and maybe your heartbeat going wild after a big expansion hit.

Why You Should Play Game for Free?

Before diving into real stakes, the Book of Power slot demo gives you room to explore the slot’s mechanics without pressure. Here’s why spinning the free version is a smart move:

  1. Master the reel flow by watching how books appear, how expansions behave, and how the base game unfolds.
  2. Trigger Power Free Spins as many times as you want without burning any real bankroll.
  3. Experiment with virtual bet sizes to feel the difference between 0.10 and 30 credits.
  4. Unlock both bonus buys—x100 and x200—and see how each one ramps up chaos on the reels.
  5. Discover symbol values and learn which ones bring the heavy payouts once they expand.
  6. Craft your own playstyle by practicing Free Spins gambles, Power Bet routes, and risky setups.

About Book of Power Slot

Relax Gaming Book of Power is one of those projects our team still brings up during coffee breaks, mostly because half the office kept shouting “one more expansion” while we were fine-tuning it. We rolled it out on 08.03.2023 after shaping a long line of prototypes, running 1,200+ internal test sessions, and spinning through about 3.4 million simulations to make sure every expansion, retrigger, and Power Book strike behaved exactly how we designed it.

Book of Power Wide Banner.

We took the classic book-style framework and boosted it with reel upgrades, golden reels, random boosts, and feature buys up to x200 bet. The goal was simple: build a slot that could flip from calm to explosive in seconds. With its high volatility, expanding symbols across all 10 lines, and a max potential of x15000, Book of Power delivers those jolt-worthy moments we wanted—still surprising players across thousands of sessions every day.

Slot Characteristics

Here’s a quick look at the raw numbers and core details behind Book of Power Relax Gaming, laid out in a clean table for easier scouting. These metrics are exactly what our team uses when tuning volatility, hit rates, and bonus behavior—so you’re seeing the same blueprint we worked with.

FeatureValue
ProviderRelax Gaming
Release Date08.03.2023
RTP96.11%
VolatilityHigh
Max Winx15000
Reels5
Rows3
Betways10
Min Bet0.10
Max Bet30
FeaturesBooks, Expanding Symbols, Power Bet, Lucky Boost
Bonus Buy Optionsx100 Free Spins / x200 Power Free Spins

Style & Sounds

The visual side of Book of Power Relax leans fully into that bold, polished Egyptian look you can see in the screenshot. Our artists packed the reels with gold trims, stone textures, bright gemstones, and sharp character portraits. Symbols like the Pharaoh, the explorer, the relic jars, and the pyramid tiles all pop with heavy color saturation. We aimed for a look that mixes adventure-film energy with that mysterious “ancient vault” vibe.

Book fo Power Gameplay Style.

For the sound, our audio crew layered deep drum hits, metallic chimes, and sweeping ambient pads to crank up the tension every time a Book symbol lands. Retriggers spark with sharper stings, expansions fire off with fast whooshes, and the Power Free Spins mode gets its own charged-up soundtrack. Spin a few rounds and you’ll hear the tone shift from calm exploration to full “something is about to explode” energy.

Book of Power RTP & Volatility

The math model behind Book of Power leans into raw intensity. The game runs on a 96.11% RTP, which means across a long cycle of thousands of spins—think 100,000+ simulated rounds—players get a return close to that percentage. The model supports up to x15000 max win, expansions on all 10 paylines, and Power mechanics that can spike the effective hit rate depending on setups.

Volatility sits firmly in the High bracket. In plain numbers, that means you might see long stretches of buildup followed by explosive moments where retriggers stack, expansions fill the grid, and symbols hit multipliers climbing to +1, +2, +3… up to +10. During testing, we logged streaks where bonus rounds appeared once every 140–190 spins, while Power Free Spins (when triggered naturally) averaged every 900–1,200 spins. It’s a swingy beast by design.

Betting Range & Max Win

Players can choose bets from 0.10 up to 30 credits per spin. This wide range allows cautious explorers and high rollers alike to crack open the Book at their comfort level. Even at the minimum stake, the game keeps its full potential—meaning that insane x15000 max win is always on the table.

To put that into real examples:

  • A 0.10 bet can explode into a 1,500 credit win if you hit the top multiplier chain.
  • A 5.00 bet can blast out 75,000 credits on a perfect expansion setup.
  • A max 30 bet can reach a staggering 450,000 credits if the full x15000 hits.

And yes, we’ve seen testers hit full-screen expansions with multipliers that turned the office silent for about three seconds before everyone yelled.

How to Play & Slot Rules

Our team built Book of Power Relax Gaming to be easy to jump into, even if you’re opening its pages for the first time. Everything runs on a classic 5×3 layout with 10 paylines, but the real fun starts once Books land, reels turn golden, or symbols decide to expand across the whole board. Whether you’re spinning casually or going full Power Bet, the flow stays sharp and fast.

Here’s a simple rundown of how to play:

  1. Pick your bet — anywhere from 0.10 to 30 credits.
  2. Press Spin — the reels start rolling through symbols, Books, explorers, relics, and more.
  3. Watch for Books — these act as both Wilds and Scatters and can trigger Free Spins.
  4. Land 3–5 Books — activate 10, 15, or 20 Free Spins with an expanding symbol.
  5. Upgrade or retrigger — new Books can add expansions, extra spins, or multipliers.
  6. Try Power Bet — doubles the stake but boosts the chance of Power Free Spins dramatically.
  7. Use Bonus Buys — x100 for Free Spins or x200 for Power Free Spins if you want instant chaos.
  8. Aim for expansions — the highest wins come from full-screen symbols or boosted multipliers.

Symbols & Payouts

Our team built Book of Power around a classic “book-style” paytable, but we tuned each symbol to hit hard once expansions kick in. The values below reflect standard line wins, and during Free Spins these numbers can apply across all 10 lines at once, turning even mid-tier symbols into full-screen monsters. Here’s a clean table showing each main symbol and its multipliers for 3, 4, and 5 of a kind.

Symbol3 of a Kind4 of a Kind5 of a Kind
Blue Book (Scatter/Wild)x1x10x100 / x500*
Red Book (Scatter/Wild)x1x10x100 / x500*
Explorerx2x10x500
Pharaohx0.5x4x200
Golden Relic Jarx0.5x3x75
Pyramidx0.5x3x75
A (Ace)x0.5x4x15
K (King)x0.5x4x15
Q (Queen)x0.5x2.5x10
J (Jack)x0.5x2.5x10
10 Symbolx0.5x2.5x10
Wild (W)Substitutes for all regular symbols

Slot Features

Book of Power comes packed with features our team wired together to crank the tension higher with every spin. These mechanics kick in both randomly and through player choices, and each one has its own way of turning a regular round into something explosive. Below you’ll find the key feature highlights that shape the slot’s most chaotic moments.

Power Bet

Power Bet is the switch that turns the whole machine into a louder version of itself. Once enabled, the total stake rises by +100%, but the chance of triggering any Free Spins mode jumps by roughly +170%. This mode also unlocks the possibility for Power Free Spins through natural play, not just bonus buys. 

In our test cycles, activating Power Bet moved the average Free Spins entry from around 1 in 160 spins down to about 1 in 60–70 spins, depending on session variance. It’s built for players who want a more aggressive rhythm, more Books dropping, and a better chance at seeing those golden reels fire up.

Lucky Boost

Lucky Boost sits in the background and can pop up at the start of any Free Spins round. Once triggered, the volatility spikes upward, pushing the odds of hitting multiple expansions, symbol upgrades, or multiplier jumps. 

In simulations, Lucky Boost increased high-tier hit frequency by around 20–35%, and boosted chances of reaching an upgraded expanding symbol by as much as x2 compared to standard spins. It’s a short burst of enhanced potential, tuned to create those rounds where wins climb way past expectations and the whole bonus suddenly feels turbocharged.

Book of Power Bonus Buy

Our team added two fast-track options for players who want to jump straight into the most explosive part of the slot. Bonus Buys skip the base game entirely and send you directly into rounds where expanding symbols, retriggers, multipliers, and golden reels can kick off within seconds. Both versions keep the full x15000 max-win potential active, and both were tested across tens of thousands of internal runs to keep the math tight.

Here are the bonus buy options available:

  • Standard Free Spins – x100 Bet – Triggers 10–20 Free Spins instantly, depending on how many Books land in the scripted entry. The expanding symbol starts active from spin one, and retriggers can add +5 spins plus additional expansions.
  • Power Free Spins – x200 Bet – Activates 10–20 Power Free Spins with the Power Book guaranteed in the opening setup. Golden reels appear on reels 2, 3, or 4, expansions hit even without matching symbols, and upgrades can push multipliers up to +10 across the feature.

Licensed Book of Power Casinos to Play

Several trusted platforms host Book of Power slot under full licensing, giving players a safe place to spin, collect bonuses, and enjoy the features without limitations. Below is an updated comparison table with fresh casinos added and two removed as requested.

1

Welcome Bonus

+200% up to $600

+ 120 Free Spins

9.8

T&Cs Apply

LeoVegas offers a 200% welcome bonus up to $600 and 120 free spins. Standard terms apply.
2

Welcome Bonus

+120% up to $250

+ 50 Free Spins

9.6

T&Cs Apply

PlayOJO gives new players a 120% bonus up to $250 and 50 free spins. Standard terms apply.
3

Welcome Bonus

+150% up to $400

+ 80 Free Spins

9.5

T&Cs Apply

Bet365 rewards new users with a 150% bonus up to $400 and 80 free spins. Standard terms apply.
4

Welcome Bonus

+180% up to $500

+ 90 Free Spins

9.4

T&Cs Apply

Casumo offers a 180% welcome bonus up to $500 plus 90 free spins. Standard terms apply.
5

Welcome Bonus

+170% up to $450

+ 70 Free Spins

9.3

T&Cs Apply

Unibet gives new players a 170% bonus up to $450 and 70 free spins. Standard terms apply.

What Players & Experts Say – Book of Power Slot Reviews

Book of Power has been gathering feedback from both seasoned reviewers and casual players since release day. Below you’ll find three short reviews that reflect the general pulse around the slot. Our team keeps an eye on these impressions, and yes—some of them have made us smile, and a few have made us double-check the math model just to be sure it wasn’t secretly alive.

Daniel Mercer.

Daniel Mercer

★★★★★

“I’ve played a lot of book-style slots, but Book of Power hits different. My best run was a 15 Free Spins chain that upgraded symbols twice and landed a +2 multiplier on top. Walked away with a x820 win on a 0.40 bet. The Power Bet feels wild, but wow does it deliver when it lines up.”

Dr. Helena Brooks.

Dr. Helena Brooks

★★★★☆

“Relax Gaming pushed the math model here further than most competitors. High volatility done right: long build-up, then sudden explosive sequences when golden reels and expansions connect. The Power Free Spins mode especially stands out for its controlled chaos. Very strong release.”

Marco Henders.

Marco Henders

★★★★★

“I hit Power Free Spins during a late-night stream, and chat absolutely lost it. Golden reel on the 3rd, double retrigger, upgraded symbol—boom, full screen. It didn’t crack x15000, but x2400 on a €1 spin felt like enough to wake up the neighbors. Easily one of my top Relax slots this year.”

Real Story of a Book of Power Max Win

A few weeks after release, our team spotted a TikTok clip making the rounds—one of those videos that gets shared from desk to desk with “you need to see this” energy. A streamer had hit the full x15000 max win on Book of Power, and his reaction was priceless.

The streamer, Ethan “ReelRider” Malone, jumped in with a €200 deposit and a €0.60 bet. He triggered Power Free Spins naturally, landed a golden reel on the 3rd, and shouted, “Hold on… this could actually go crazy!” Moments later, an Explorer expansion with a multiplier popped, the whole screen lit up, and he froze mid-sentence. The win counter kept climbing until it hit the full €9,000—all from a €0.60 spin. His chat exploded, he nearly knocked over his chair, and the clip found its way into our studio Slack within an hour.

In-Game Screenshots

Here’s a quick look at the action inside Book of Power. Our visual team packed every reel with sharp details, glowing effects, and polished animations, so these screenshots give you a taste of how the slot feels during real play. From base-game hits to those golden Power Free Spins moments, the images capture the atmosphere players see when the Book opens and the reels start heating up.

Book of Power Screenshot 1.
Book of Power Screenshot 2.
Book of Power Screenshot 3.

Summary

Book of Power remains one of our studio’s standout releases, built for players who enjoy slots that can snap from calm to chaos in a heartbeat. With its expanding symbols, golden reels, stacked multipliers, and bonus rounds that can snowball fast, the game stays true to our goal of creating a slot that feels alive every time the Books hit. The visuals, audio, and pacing all work together to keep each session sharp and full of momentum.

Its high-volatility engine, x15000 max win potential, and feature-rich design continue to draw players who enjoy big swings and charged-up gameplay. From casual explorers testing the demo to experienced fans pushing Power Bets, Book of Power Relax delivers the kind of reel energy our team always aims to craft.

Pros & Cons

Below is a simple breakdown to highlight the strengths of the slot and the areas that bring extra challenge for players.

Pros

  • Max win hitting x15000, fully active in all modes
  • Power Free Spins with golden reels and forced expansions
  • Strong audiovisual design with sharp animations
  • Two Bonus Buy options for direct feature access
  • Expanding symbols that pay across all 10 lines

Cons

  • High volatility can create long gaps between bonuses
  • Power Bet raises total stake by +100%, which increases risk

FAQ

Book of Power slot is our high-volatility release built around expanding symbols, golden reels, and explosive bonus rounds. It mixes classic book mechanics with the upgraded Power Free Spins system that can unleash massive hits, including the full x15000 max win.

Yes, you can jump into the Book of Power demo and spin with virtual credits. The free mode mirrors the real game’s math, including expansions, retriggers, and Power Bet behavior, so you can learn the full flow without risking real money.

The Book of Power Relax model runs on a 96.11% RTP with high volatility. That combination creates sharp swings, long buildup moments, and sudden bursts of big expansions once features connect.

Power Free Spins activate when at least one Power Book lands among the triggering Books. This mode brings golden reels, forced expansions, symbol upgrades, and multiplier boosts that can climb to +10, giving the feature a much stronger payout potential.

Yes. You can buy Standard Free Spins for x100 bet or Power Free Spins for x200 bet. Both options throw you straight into the bonus round with full access to expanding symbols and retrigger mechanics.

The max win is x15000, active at every bet level. In real sessions and the Book of Power demo, full-screen expansions or boosted symbols are what typically push rounds toward that top payout.

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