"Device identifiers, such as your device ID, advertising ID (IDFA, AAID), IDFV; Third-party ID, such as Firebase ID, Adjust ID, and other identifiers generated by a third party; Non-identifying data about your device, such as device manufacturer, device type, device model, RAM, operating system name and its version, device performance information, browser type, time zone, language, locale, timestamp, HTTP header, push notification token, platform, and other technical data like screen size or processor, or combination of this data available for a developer."
The app collects a very broad set of device data automatically — including multiple device identifiers, hardware specs, performance information, and HTTP headers — much of which serves advertising and tracking rather than core game functionality.