Cross-Event Querying in Trace Explorer lets you search for traces using queries joined across multiple event types, including logs, Application Metrics, and spans.
For example, if you emit a page.view metric on soft navigations, you can find frontend traces for a specific user that emitted that metric:

Cross-Event Querying makes it easy to find full traces that correlate with logs or metrics, even when traces are sampled at a lower rate.
This feature is now available for all Sentry users. Give the docs a read and try it out.