Placeit offers you this FREE channel banner template for Twitch. You can modify this Twitch overlay to match your own style. You can adapt the colors of the on-screen elements. You can use your own social media handles in the template. The editor lets you unleash your creative side. Then you can easily download the final visual for free and use it as an overlay for streaming in your favourite live streaming software (e.g. Streamlabs OBS).