As of Brave v1.36, extensions and web pages are limited to a maximum of 10 active web socket connections. The Talisman wallet uses more than this to show you a live feed of your token balances on every chain.
You can learn more about the rationale behind this change on the Brave issue tracker.
We are working with Brave to find a permanent solution, but in the meantime there is a browser setting you can toggle to fix your balances.
In order to disable the 10 connections limit, you’ll need to do the following: