In CSGO case battles, you pick cases, join a match, and wait on the reveal

https://high-wiki.win/index.php/What_Is_The_CS2_Case_Battles_Term_And_How_To_Utilize_It

In CSGO case battles, you select cases, join a match, and wait for the expose. Each battle blends strategy and luck, turning normal openings into fast-paced, competitive entertainment.