# List Tower ![](/files/nz4WTyOfVAc1QiR0aVIq) List of Towers you own or may purchase: 1. A detailed display of the Tower's parameters 2. **Upgrade:** Tower Upgrade A specific quantity of Gold will be required to upgrade the tower. * Tower Level 1 > Level 2: xxx Gold * Tower Level 2 > Level 3: xxx Gold * Tower Level 3 > Level 4: xxx Gold ( from level 3 to 4, the upgrade rate is 90% in the standard Tower direction and 10% in the rare Tower direction) * Tower Level 4 > Level 5 (Level Max): xxx Gold 3. **Sell:** Sell Tower on Marketplace --- # 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://the-spartans-1.gitbook.io/the-spartans/how-to-play/list-tower.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.