The current rate of a 50 USD Xbox Live gift card can vary depending on several factors. One of the main determinants is the market demand and supply. When there is high demand for these gift cards, perhaps due to a new game release or a special promotion on the Xbox Live platform, the rate might be closer to the face value.

However, in some cases, especially in the secondary market, the rate could be different. Some sellers might offer the 50 USD Xbox Live gift card at a discounted price, say for example, 45 USD. This could be because they are in a hurry to sell or are trying to attract more customers. On the other hand, there could also be instances where the card is sold at a premium, maybe for 55 USD if there is a shortage in the market or if it's a particularly sought-after edition.

It's important for consumers to be cautious when dealing with the purchase or sale of Xbox Live gift cards at non-standard rates. They should ensure the authenticity of the card and the reliability of the source. By keeping an eye on the market trends and being well-informed, consumers can make more informed decisions regarding the acquisition of a 50 USD Xbox Live gift card at a rate that suits them best.