Martingale is a negative-progression betting system the place the gambler will improve their wager when they lose and/or lower their wager when they win. This commonality of log-normal distribution no longer holds when this arbitrariness of wager value is violated, e.g., within the situation the place the participant can only wager objects (in-game skins). One of our goals is to uncover the commonalities behind the behavior of on-line gamblers. To implement this, we analyze the information from totally different on-line gambling techniques. The first one is pores and skin gambling, the place the bettors are mostly video game gamers and the place cosmetic skins from on-line video video games are used as virtual currency for wagering8,14. The other system is crypto-currency 먹튀프렌즈 gambling, the place the bettors are mostly crypto-currency customers.