Mighty Black KnightCrystal Lotus

Mighty Black KnightCrystal Lotus is a medium-to-high volatility pokie from Barcrest, played on a 5-reel, 10-row grid with up to 100 paylines, a tiered RTP that peaks at 98% in Big Bet mode, and a maximum payout of 250,000 credits. Released in 2017, this sequel builds on Barcrest's earlier Black Knight titles by adding the Mighty Reels mechanic — an expanding reel feature that literally lifts a portcullis to double your active win lines — alongside a Big Bet side bet system and retriggerable free spins. If you want a pokie that rewards patience and bigger stakes, this one has teeth. is a low volatility pokie by Eyecon, played on a 5×3 grid with 10 adjustable paylines, a verified RTP of 96.56%, and a maximum win of 1,500x your line stake. Released in March 2019, it pairs crystal gem flower symbols with a deeply purple backdrop, a synth-led soundtrack, and a single bonus mechanic — the Expanding Wild Re-Spin — that does most of the heavy lifting when it comes to big payouts.

mighty black knight

Watch your stake level — the RTP jump from 94% to 96% kicks in the moment your total bet hits $2.

Betting Range<

Betting Range

The Big Bet options sit outside the standard betting structure. You choose from three fixed packages — $20, $30, or $50 — and each buys you 5 linked spins with enhanced mechanics. These are separate from your main balance spin-by-spin bets. They’re not for everyone, but they’re where the best math lives.

Crystal Lotus accepts bets between $0.10 and $12.50 per spin. The payline count is adjustable from 1 to 10, which gives you more granular control over your actual cost per spin than most pokies allow. Playing all 10 lines at minimum coin size gets you in at $0.10 a spin.

Set your bet before checking the paytable, since the values shown will reflect your current stake level.

The maximum win of 1,500x applies to your line stake, not your total spin bet. Factor that in when you’re sizing up what the top payout actually looks like in dollar terms for your bet level.

How to Play Mighty Black Knight — Step by Step

Set your total session budget before you start, and adjust your paylines and coin value to ensure you have enough spins to give the Expanding Wild Re-Spin a fair chance to trigger a few times.
  1. Set your bet.How to Play Crystal Lotus — Step by Step Use the + and – controls to choose your total stake per spin. Remember: anything below $2 drops the RTP to 94%. Aim for $2 or above for standard play.
  2. Check the paytable.Set your paylines. There are two sets of symbol values — one for the base game, one for Big Bet mode. The Big Bet paytable doubles all payouts, so the King symbol goes from 5x your line bet to 10x. Use the payline slider to choose between 1 and 10 lines. Playing all 10 is recommended — both-ways wins only count on active lines.
  3. Choose your play mode.Set your bet per spin. Hit Spin for a standard spin, or click the BB button to access the Big Bet menu. Pick $20, $30, or $50 depending on what mechanics you want (see Bonus Features below). Use the coin/bet selector to choose your stake. The total spin cost is your coin value multiplied by active paylines.
  4. Hit Spin.Open the paytable. Wins pay left to right on active paylines, with only the highest win per line counting. Hit the Menu or “I” button before your first spin. Check which symbols pay what so you know what to look for.
  5. Watch for the Black Knight wild.Hit Spin. When his full 3-symbol-high form appears in the base 5 rows, Mighty Reels fires, the portcullis lifts, and 50 additional paylines open up. Matching symbols across an active payline — left to right or right to left — trigger a win. Only the highest win on each payline is paid.
  6. Trigger free spins.Watch for the Lotus on reels 2, 3, or 4. Land 3, 4, or 5 golden shield scatter symbols anywhere in view — partial visibility counts — to win 8, 12, or 20 free spins. The feature can retrigger. One or more landing triggers the Expanding Wild Re-Spin feature automatically.
Let the re-spins play out.

Try this: The game handles the feature automatically — expanded wilds lock in place and re-spins run until no new Lotus symbols appear or all three middle reels are held. Play your first 10 spins at $2 to access the 96% RTP, then try a $20 Big Bet sequence to feel the difference in how often Mighty Reels fires.

Symbols and PaytableTry this:

Load the demo, set 10 paylines, and run 50 spins noting how often the Expanding Wild fires. Most players see it trigger roughly every 15–25 spins at low volatility — a useful baseline before you wager real money.

Mighty Black Knight uses 10 paid symbols split between high-value medieval icons and low-value card suit symbols.

High-paying symbols (standard game, 5 of a kind): King pays 5x your line bet, Queen pays 4x. Crown and Orb pay 2x. Gold Ring and Map pay 1.5x.<

In Big Bet mode, every payout doubles. The King delivers 10x your line bet for five of a kind. The Black Knight himself acts as the expanding wild, substituting for all symbols except the scatter. The golden shield is the scatter, paying independently of paylines.

Bonus Features

Symbols and Paytable

Mighty Reels — Expanding Wild

Crystal Lotus uses seven symbols. The four crystal flower gems (distinguished by colour) make up the mid-to-lower-paying regular symbols. Above them sit the red Lucky 7 and the gold BAR icon — the BAR is the top-paying standard symbol at 1,500 coins for five across a payline. The purple Lotus is the special symbol and is both wild and scatter.

The Black Knight symbol spans 3 rows tall and acts as the wild. In standard play, he must land fully in view within the lower 5 rows to trigger Mighty Reels. When that happens, the portcullis lifts to reveal the hidden upper 5 rows, expanding the grid and doubling active paylines from 50 to 100. The Knight then expands to fill the entire 10-row reel height, acting as a full-reel wild and creating winning combinations across all 100 lines.

Exact per-symbol multiplier values for the flower gems are not published in a widely available, verified paytable. The BAR at 1,500 coins is confirmed across multiple sources. Check the in-game paytable before you play for the full breakdown.

During free spins, the Mighty Reels rule is more generous — any partial appearance of the Knight wild triggers the expansion, not just a full landing. That alone makes the free spins round meaningfully more valuable than the base game.

When symbols land in a winning combination, they animate — the screen erupts in colour and geometric patterns. It’s an unusually impressive visual payoff for a slot with such a stripped-back feature set.

Free Spins

Bonus Features

Land 3, 4, or 5 golden shield scatters anywhere on the reels — even if only the top or bottom portion of the symbol is visible — to trigger 8, 12, or 20 free spins. During the feature, the reels use a separate set of bands to the base game, and wilds expand on any partial appearance rather than requiring a full landing.

Expanding Wild Re-Spin

The feature is retriggerable. Landing additional scatters during free spins awards the same number of extra spins as the initial trigger (8, 12, or 20). Maximum free spins via retriggers is 40.

This is the only bonus mechanic in Crystal Lotus, and it does exactly what its name says.

Big Bet Feature

Trigger:

Big Bet is Barcrest’s signature mechanic and the most important thing to understand about this pokie. Choosing one of three tiers buys you 5 linked spins at a flat cost, with progressively stronger mechanics: One or more Lotus symbols land anywhere on reel 2, 3, or 4. The Lotus does not appear on reels 1 or 5.

$20 Big Bet:What happens: Mighty Reels fires whenever any part of the Knight wild is visible — not just when the full symbol lands. The paytable doubles. RTP is 98%. Any Lotus that lands immediately expands to fill every position on its reel. Line wins are calculated with the expanded wild in place. The expanded Lotus then locks on its reel while all other reels re-spin.

$30 Big Bet:Re-spin chain: Everything from the $20 tier applies, plus all low-paying card suit symbols (Spades, Diamonds, Hearts, Clubs) are removed from the reels entirely. The grid fills with higher-value medieval symbols only. If the re-spin produces a new Lotus on another middle reel, that symbol also expands and locks, and another re-spin fires. This continues until no new Lotus appears or all three middle reels are held — meaning you can have up to three re-spins in a single trigger.

$50 Big Bet:Does it guarantee a payout? Everything from the $30 tier applies, plus any wild that appears becomes sticky and stays in place until the 5 spins are finished or a win occurs. No. The expanded wild substitutes for other symbols, which increases the chance of a winning combination, but a win is not guaranteed on every re-spin. Whether the re-spin pays depends on what lands on reels 1 and 5.

Each tier is cumulative — the $50 option includes everything the $20 and $30 tiers offer. Big Bet does not activate the scatter-triggered free spins round, so you’re trading one type of bonus for a more controlled, higher-RTP experience.Bet interaction:

All wins during the feature are calculated using your active line stake. Higher bets mean bigger returns if the feature hits well. The re-spin count (up to three) doesn’t scale with your bet — it’s a fixed mechanic regardless of stake level.

Is Mighty Black Knight Worth Playing?

Both-Ways Payouts

Pros:

Crystal Lotus pays winning combinations from left to right and from right to left on active paylines. Only the highest win on each selected payline is awarded per spin — wins from both directions on the same line don’t stack. Still, the dual-direction system means that matching symbols on reels 3, 4, and 5 are just as valuable as the same combination starting on reel 1.
  • Tiered RTP system gives you genuine control: 98% in Big Bet mode is rare in online pokies and represents a real edge over the industry averageAbout Eyecon
  • Mighty Reels mechanic is visually satisfying and meaningfully changes the game’s structure rather than just adding a cosmetic featureEyecon is an Australian-founded developer, originally known for PC games in the 1990s, that pivoted to online slots in the early 2000s. The studio operates as a Playtech subsidiary and has released over 100 pokies, with titles like Fluffy Favourites and Shaman’s Dream picking up cult followings in the NZ and UK markets. Crystal Lotus sits on the simpler end of their catalogue — no complex bonus structures, no progressive jackpot — which is typical of the studio’s design philosophy for their flagship NZ-market titles.
  • Big Bet options at $30 and $50 strip the reels of low-pays, making the reel set stronger for those 5 spinsIs Crystal Lotus Worth Playing?
  • Retriggerable free spins with the more lenient wild trigger gives the bonus round genuine depthPros:

Cons:RTP of 96.56% is above average for a low volatility slot and solid by NZ market standards.

    Both-ways payouts give you more chances per spin without increasing your cost.
  • Base game RTP of 94% at bets under $2 is genuinely poor — well below industry average
  • The Expanding Wild Re-Spin is a genuinely satisfying mechanic when it chains across two or three reels.
  • Gameplay is slow: reel animations can’t be skipped and win highlights play out in full, which becomes tedious on longer sessions
  • Adjustable paylines let you fine-tune your per-spin cost more precisely than most pokies allow.
  • No turbo mode or spacebar shortcut

Dr Jekyll Goes Wild
. Players can win by landing matching symbols across these lines, with wins paying from both left to right and right to left.

Dr Jekyll Goes Wild

Is Crystal Lotus suitable for mobile play?

RTP: 98.01%

Yes! Crystal Lotus is designed for

Volatility: Mediummobile gaming.

This allows players to enjoy the game on various devices, including smartphones and tablets.
What is the volatility of Crystal Lotus?
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