Casino & Crypto Gambling Glossary | Zykur

Definitions of key terms in casino gambling, crypto gaming, and the Zykur research platform.

Bankroll
The total amount of money set aside specifically for gambling. Proper bankroll management is the foundation of any sustainable gambling strategy.
Bonus Wagering Requirement
The number of times you must wager a bonus before withdrawing. A 30x requirement on a $100 bonus means wagering $3,000. Use our Bonus Calculator to compute EV.
Card Counting
A blackjack strategy where players track the ratio of high to low cards remaining in the deck to gain a mathematical edge. Legal but casinos may ban counters.
Crash
A crypto casino game where a multiplier grows until it "crashes." Players must cash out before the crash to win. Crash strategy guide →
Expected Value (EV)
The average outcome of a bet repeated many times. Negative EV means losing money on average — the majority of casino bets have negative EV. Always know the EV before betting.
House Edge
The mathematical advantage the casino holds over players, expressed as a percentage. A 2% house edge means the casino keeps $2 of every $100 wagered on average. See game house edges →
KYC (Know Your Customer)
Identity verification where casinos require ID documents to comply with anti-money laundering regulations. Required by all licensed casinos; a delay tactic at scam casinos.
Martingale
A betting system where you double your bet after each loss. Mathematically flawed due to table limits and finite bankrolls — eventually results in ruin.
Mines
A grid-based crypto casino game where you reveal tiles avoiding hidden mines. Mines strategy guide →
Provably Fair
A cryptographic system letting players verify each bet's outcome. Casino commits to a server seed hash before the bet; you can verify independently after. Verify game outcomes →
RNG (Random Number Generator)
Software producing random outcomes in online casino games. Licensed casinos use RNGs certified by third-party auditors (eCOGRA, iTech Labs).
RTP (Return to Player)
The theoretical percentage a game pays back over millions of rounds. A 97% RTP means $97 returned per $100 wagered on average. RTP database →
Trust Index
Zykur's proprietary 0–100 scoring system for crypto casinos, weighted across 8 categories. Full methodology →
Volatility
How frequently and how much a game pays. High volatility = rare large wins. Low volatility = frequent small wins. Important for choosing games during bonus wagering.

FAQ | Game strategy guides | Trust Index methodology