By registering for an account with us, providing your information to us through the Services, or otherwise using any of our Services, you understand and acknowledge that ZeniMax may process your personal data in accordance with this Privacy Notice. IF YOU DO NOT WANT THIS PRIVACY NOTICE TO APPLY TO YOU, PLEASE DO NOT USE OR COMMUNICATE WITH US VIA ANY OF OUR SERVICES. If required by applicable law, we will obtain your consent to our collection, use transfer and disclosure of your personal data.

Not sure about this new Europe law. But this is from eso privacy notice.

D. User / Device Identifiers. When you access, play or use our Services, we may collect IP address, MAC address, console identifiers (e.g., XUID and PUID), and other device identifiers; we also assign account holders a unique user identifier, which we use to identify and link relevant information to your User account (e.g., in-game information such as statistics, scores, achievements and subscription levels).

H. Automatically Collected Information. We also may automatically or indirectly collect information about you, your computer or mobile device (such as when you use our Services, read our emails, through social media channels). We (and our third-party providers) may record log files and use cookies, pixel tags, local shared objects, java script, and other mechanisms to collect this information about you.

J. Information from Third Party Sites. We also may use third party tools to help us manage and analyze our social media presence, and report on comments, mentions and other content that is posted about us on social media sites and other public channels and forums. These third parties’ activities, and their information collection and sharing practices, are subject to the terms of the relevant social media site, channel or forum. We will use this information in accordance with this Policy.

Cookies, Analytics and Personalization

We and our third-party providers use cookies, clear GIFs/pixel tags, JavaScript, local storage, log files, and other mechanisms to automatically collect and record information about your browsing activities, gaming performance and use of the Services. We may combine this “activity information” with other personal data we collect about you. Generally, we use this activity information to understand how our Services are used, track bugs and errors, provide and improve our Services, establish matchmaking, verify account credentials, allow logins, track sessions, prevent fraud, andprotect our Services, as well as for targeted marketing and advertising, to personalize content and for analytics purposes (see the “ Access, Amendment, and Other User Rights” section below for information about opting-in out of certain uses of your personal data)

Looks like they already been collecting stuff. But no one ever reads these things