The rate of a 20 PlayStation gift card today can vary depending on several factors. One of the main determinants is the current market demand and supply dynamics. If there is a high demand for PlayStation gift cards, perhaps due to new game releases or promotions, the rate might be more favorable for those looking to purchase or sell.

Another aspect that can influence the rate is the availability of alternative payment methods and digital currency trends. In a digital age, the value of gift cards can sometimes be affected by the popularity of other forms of online payment and the perception of their convenience.
Moreover, economic conditions and fluctuations in the currency exchange rate (if applicable) can also play a role in determining the rate of a 20 PlayStation gift card today. It's important for consumers to stay informed and compare different sources to get the best deal when it comes to obtaining or trading these gift cards.