All players will need to do to access the Beta is click the "Join the United 1944 playtest" button on Steam, as the first weekend, to run from 19th-21st and will have its servers based in Europe.

Source: https://bleedingcool.com/games/united-1944-to-launch-open-beta-later-this-week/

Harry Potter: Quidditch Champions’ sudden announcement is only eclipsed by the announcement that it will be having a limited playtest this weekend.

Source: https://gamerant.com/harry-potter-quidditch-champions-avoid-hogwarts-legacy-release-schedule-plans/

The Hand of Sandrakk, I think you saw her in the playtest, she's blue.

Source: https://gamerant.com/immortals-aveum-villains-interview/