# Skill Oblivion 4\. Skill Oblivion * Skill Oblivion: In addition to the initial skills, other skills can be forgotten and new skills can be relearned * Forgotten consumption: Each forgetting skill needs to consume the item "Forgotten Gem", which can be purchased with tokens * Forgetting skills also consume mood * Forgetting skills do not need to consume time --- # 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://pegasus-whitepaper.gitbook.io/pegasus-en/pegasus-nfts/pegasus-nft/pegasus-training/skill-oblivion.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.