Credit cards have been around for a long time and that fact in itself speaks volumes for their functionality, reliability and security. In terms of online money transactions, they are still one of the most widely used options by millions of players and consumers worldwide. Credit cards come from a variety of brands and types, so we will be examining just the ones offered by, arguably, the biggest names on the market – VISA and Mastercard. Each card has its share of unique characteristics, advantages and perks so let's delve into more detail and found out what they offer.