The current rate of a 50 USD Amazon card can vary depending on several factors. One of the main aspects is the market demand and supply dynamics. If there is a high demand for Amazon cards, especially during peak shopping seasons or when there are attractive promotions on Amazon, the rate might be closer to face value.

However, in some secondary markets or when dealing with certain resellers, the rate could be different. For example, if there are individuals looking to sell their Amazon cards quickly due to financial needs or other reasons, they might offer the 50 USD card at a slightly discounted rate. This could be to attract more buyers or to compete with other sellers in the market.
On the other hand, some places might try to sell the 50 USD Amazon card at a premium rate. This could be if they are bundling it with additional perks or services. Maybe they are offering it along with a gift wrapping service for Amazon purchases or some exclusive access to certain Amazon events. So, the current rate of a 50 USD Amazon card is not a fixed amount and can be influenced by multiple elements in the marketplace.