You can earn a cache containing unique rewards for playing Diablo 4 during the Open Beta and Early Access weekends.
Two titles and a wolf pack cosmetic item can be earned by participating in Diablo 4 Beta.
Initial Casualty Title: earned by reaching Kyovashad with one character.
Early Voyager Title: earned by reaching Level 20 on one character.
Beta Wolf Pack Cosmetic Item: earned by reaching Level 20 on one character.
The cache will be granted to your character on June 6, 2023, when the game releases.
Early Access weekend starts March 17-19 and Open Beta will be available from March 24-26.