In a brand deal contract, what specific legal term defines the permitted usage of the streamer's likeness and content by the brand?

In a brand deal contract, the specific legal term that defines the permitted usage of the streamer's likeness and content by the brand is 'Intellectual Property Rights' combined with a 'License Grant'. 'Intellectual Property Rights' refer to the legal rights protecting creations of the mind, encompassing things like trademarks, copyrights, and patents. In the context of a Twitch streamer, this includes their channel name, logo, original content, and their personal image or likeness. However, simply owning these....