Random HSR headcannons because I'm bored
I feel like Welt and Gepard are like insanely intolerant to spice, but Welt more than Gepard. Like you hand Welt a Dorito and he might just fucking combust. You hand Gepard a Dorito and he might need water afterwards.
Yanqing is an Ipad kid. And he and Fu Xuan have a older sister-younger brother relationship. Like Carmen and Juni from spy kids
Silver Wolf is a toxic Hu Tao main that got her on release and shames low level players for their damage. (I'm sorry Hu Tao mains), and just to spite her, Herta found her UID, and brought Kokomi into a domain with her.
Arlan is mildly allergic to dogs, but he keeps care of Peppy anyways.
Dan Heng and March 7th have definately stayed up like 48 hours straight together because they forgot about the existence of time and didn't get tired until they made too much noise at 1am and Himeko has to come in and is like "it's like 1am, why are you still awake? wait, Have you been up since Monday" and they're like "Wdym isn't still Monday?"
Sampo has Never Gonna Give You Up as his Ringtone.
Bronya asks Seele the meaning of slang every day at exactly 6:03 am. Seele would get a text just asking "Good morning Seele. I hope you are well. What is Svaussy?"
Argenti's is like super popular on social media, and he's kinda addicted to it as well.