White Rabbit

What these figures mean for White Rabbit

White Rabbit is the Big Time Gaming game on which both official pages agree about the return — 96.42% on the studio's page, 96.42% on Evolution's — and on almost nothing else, because the studio's page says very little else. It gives the ways to win as 16,807 in the base game and 248,832 in the feature, carries the date 25 October 2017, and describes two mechanics in its own words. Evolution adds a release year of 2017, which agrees, and a volatility label of High / Extreme, which nothing on the studio's page confirms or contradicts.

The return is good without being exceptional. At 96.42% White Rabbit sits level with NetEnt's Aloha Cluster Pays and third among the six Big Time Gaming games here, behind Star Clusters Megaclusters at 96.54% and Monopoly Megaways at 96.50%. The house edge is 3.58%, so a thousand £1 spins cost £35.80 on average. There is one published setting and no list of alternatives, and so nothing to check a lobby against except that figure.

The two ways counts tell you most about the game's structure. 16,807 is seven to the fifth power, and 248,832 is twelve to the fifth power, so the feature can offer almost fifteen times as many paths as the base game. According to the studio, cake symbols during the free spins add two extra symbols to the reels — the Extending Reels mechanic — which is how the count grows. Neither page explains exactly how the grid moves from one figure to the other, and we will not reconstruct it. The point for a player is simpler: the base game is a comparatively narrow version of this slot, and its potential is concentrated in a feature that becomes progressively wider as it runs.

That concentration is why the second mechanic matters. Feature Drop lets you buy the free spins at any moment, and the price you are quoted is not fixed. You start with a set price, and each time a BTG coin lands it comes down. The studio's own framing is that you can wait for a better price or jump in straight away.

This is the most interesting economic question in any game on this site, and the studio gives you only half of what you would need to answer it. To judge whether buying at a given price is reasonable, you would need to know what the feature returns on average relative to its cost, and whether that changes with the price. The page publishes neither. What can be said without those numbers is this: while you wait for the price to fall, you are paying for base-game spins, each of which costs you 3.58% of its stake on average. A falling price that took many spins to reach is not a bargain in itself — it is the sum of the spins that brought it down plus the price you finally pay. Players who think of the falling price as free money are counting only the second half of that sum.

There is also a practical question of availability. Feature purchase is precisely the kind of option that varies by market, and Evolution's page for this game carries a general note that bonus buy features may not be offered in every jurisdiction. If your lobby shows no Feature Drop price, that is the likely reason; the game you are playing is then a base game plus a feature whose wide end you reach only by triggering it.

The volatility label deserves one comment. High / Extreme is a pair of words, not a measurement, and Evolution gives no index behind it. A game whose ways can multiply nearly fifteen-fold inside its feature is plausibly at the rough end of the scale, but the evidence for that is the structure, not the label.

Before playing, three things are worth doing. Check the RTP in the game's information screen against the 96.42% both official pages give. Look at whether Feature Drop is offered and at what starting price, before you have spent anything bringing it down. And decide in advance whether you will buy, and at what price, so that the decision is made on the arithmetic of base-game spins rather than on the pull of a number that keeps getting smaller.

The verdict on what is published: an agreed, slightly above-average return, a structure in which the feature is vastly wider than the base game, and a purchase mechanic whose price is visible and whose value is not. That combination rewards a player who sets limits first.

How White Rabbit compares with the rest of our catalogue

Against every other game here whose studio publishes its maths.

Volatility as the studio states it — what the index measures.