# Convert & Trade NFT items Almost all items in the game obtained through game activities can be converted into NFT item. NFT item shall be trading at Marketplace. The better the item, the higher the value. Players may earn MSTR by selling the NFT things. MSTR may also be used to purchase NFT products from other players. NFT items are items that player collects during the game, such as Landplots, Soulcores, Mongens and Materials --- # Agent Instructions: Querying This Documentation If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question. Perform an HTTP GET request on the current page URL with the `ask` query parameter: ``` GET https://docs.monsterra.io/gameplay/convert-and-trade-nft-items.md?ask= ``` The question should be specific, self-contained, and written in natural language. The response will contain a direct answer to the question and relevant excerpts and sources from the documentation. Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.