Because you can no longer purchase them, you have to use the following methods to collect them:
In the current version of the game ( Overwatch 2 ), with real money or in-game currency .
: Watching official Overwatch streams or partnered creators often rewards you with "Esports Loot Boxes" or standard ones during promotional campaigns. How to Get Loot Boxes in Overwatch Guide 2026 - Eloboss
