When using MasterCard as a payment option in an online casino in Sweden, users are able to choose between different currencies, including the Swedish krona. This offers users more control over their finances when they’re playing at an online casino. Additionally, MasterCard is one of the safest payment options available. It is encrypted and comes with additional Fraud Protection, meaning that users' financial information is protected from hackers. Furthermore, transactions with MasterCard are typically processed extremely quickly, allowing users to deposit funds right away.