In order to play Bingo, a player purchases a playing card with certain numbers. Numbers are drawn at random and presented to players. If a player has a winning number on their card, they mark that number, until marking an entire row and then call "Bingo!". Bingo is an easy game, won purely on chance.
Oman is an Arabian country of fantastic nature and history. It's also one of the countries which base their laws on Islam, making all kinds of gambling completely illegal, including mobile and online gambling. However, this is only in theory. People have found a way to gamble underground, and especially using mobile online gambling through foreign websites.