It is a game played with the aim of achieving a blackjack (a sum of 21) before the opponent (dealer) does or force the dealer to go over (bust). The player receives face-down cards while the dealer has one face-down and one face-up card. The player decides to stand, fold or draw after receiving two cards.
Gibraltar is something of a curiosity in Europe. Geographically a part of Spain, it is actually a British territory. Strategically important for the UK, it is also a popular tourist destination. Gambling is legal and popular, and mobile casinos bring a completely new level of convenience for locals looking for opportunities to play.