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How Crash Games Work

The rising multiplier, the cash-out decision, and provably fair results.

The crash game guides explain a format built around a single decision. You can learn what a crash game is, how the multiplier rises and where the crash point comes from, how manual and automatic cash-out work, how RTP and house edge apply to a game with no reels or cards, and how provably fair verification lets you check a round after it has ended.

Essential Reading

What the crash game guides cover

  • What are crash games? — the format explained from scratch: the round structure, the rising multiplier, the bet you place before it starts, and how a payout is calculated.
  • How crash games work — the mechanics underneath, including how the crash point is generated before the round begins and how the house edge is built in.

Two guides cover the format because it is genuinely simple. The depth is in the surrounding concepts, which sit in other hubs and are linked below.

What beginners should read first

Read what are crash games first for the shape of a round. You place a bet before the round starts. A multiplier begins at 1.00x and climbs. At some point the round crashes. If you cashed out before that moment, your stake is returned multiplied by the value shown when you pressed the button; if you did not, the stake is lost. There is no paytable and no combination to learn.

Then read how crash games work for what is happening underneath. The most important point is that the crash point is not decided while the multiplier climbs — it is generated at the start of the round, before anyone can act on it. The rising curve is a presentation of a number that already exists. That is exactly why the format lends itself to provably fair verification: the operator can commit to the result in advance with a hashed seed, and you can check afterwards that the crash point matched the commitment.

Two supporting guides fill in the maths. What is RTP in casino games explains the long-run return figure a crash game is built to deliver, and what is casino house edge explains the margin that produces it. In a crash game the edge is usually implemented as a small chance that the round crashes almost immediately, which is enough to keep the long-run return below 100% no matter which cash-out target you choose.

Core crash game terms

TermWhat it means
MultiplierThe figure that rises during a round; your payout is your stake multiplied by it
Crash pointThe multiplier at which the round ends, generated before the round starts
Cash outLocking in the current multiplier and taking the payout
Auto cash-outA target set in advance so the game cashes out for you at that multiplier
Auto betRepeating the same stake automatically over consecutive rounds
Server seedThe secret value the operator commits to via a hash before the round
Client seedA value on your side, combined with the server seed to produce the result
BustA round that crashes before you cashed out

Every term above is also defined in the Lunaris casino glossary.

The seed pair is worth understanding even if you never verify a round yourself. Before the round, the operator publishes a hash of its server seed — a fingerprint that cannot be reversed but that the seed can later be checked against. Your client seed is mixed in, so neither side can choose the outcome alone. After the round, the server seed is revealed and anyone can recompute the crash point and confirm it matches the fingerprint published beforehand.

In short

The crash point exists before the multiplier starts moving. Cashing out early wins more often for less; waiting wins rarely for more. The long-run return is the same.

Strategy claims and what the maths says

Crash games attract cash-out "strategies" more than most formats, and they deserve the same scepticism as roulette systems. Setting an auto cash-out at 1.5x will win a large share of rounds for a small return. Setting it at 10x will win rarely for a large one. Both settings converge on the same long-run return, because that return is fixed by the game's RTP rather than by your target.

The same applies to reading recent history. A run of low crash points does not make a high one more likely, and a streak of high multipliers does not mean the game is "due" to bust early. Each round's crash point is generated independently. What a cash-out target genuinely controls is variance — the shape and swing of your results — and how quickly a bankroll can be depleted by a bad run. Auto cash-out is useful for a practical reason rather than a mathematical one: it removes reaction time and hesitation from a decision that has to be made in a second or two.

Playing crash games at Lunaris

Crash titles sit in the wider game lobby alongside slots and table games, and the software provider directory shows which studio built each one. If the fairness side is what interests you, what does provably fair mean explains how to run the verification yourself, and the crypto casino guides cover the payment side, since crash games and crypto banking often appear together. Before playing with bonus funds, check the wagering requirements guide and the published contribution table, which sets 100% only for non-progressive slots. The crash games page is the commercial home for the titles themselves.

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