Twitch Previews creates a live video or image preview window when a user hovers the mouse over a streamer card on the left navigation sidebar. How to use: 1. Add the extension to chrome. - If you already have a twitch tab opened - refresh it. 2. Hover your mouse over a streamer card on the left navigation bar. - A preview window will appear next to the hovered card. * To change between an image preview or a live video preview click the extension in the top bar and use the toggle button.