Abstract: This present disclosure described methods for a marketplace of interactive live streaming multimedia overlays. At least one method includes a user playing video games on a computer, using software to stream all or part of their computer session to one or more streaming services, said software retrieving images from a web-service, some or all of said images having been acquired through an online marketplace, said images being used to create a video overlay, and said overlay being combined with the video of the user's computer session prior being encoded for transmission to one or more streaming services.