To earn this exclusive badge, you must stream in the Elden Ring: Nightreign category on Twitch for at least 15 minutes using the Stream Together feature.
The badge is available only during the event window: from 2025-05-29T07:00 to 2025-05-30T19:00.
On its blog, Twitch also pointed out: “Any viewers who tune in to these co-op streams during this window will also receive the SuperFan badge.”
Official sources:
https://x.com/twitch/status/1927875970566082850
https://blog.twitch.tv/en/2025/05/29/elden-ring-nightreign-awaits/
