"Hello~ name's Tefnut Darshana, and I'm Teyvat's most infamous? Famous? Doesn't matter, really." She waved off, shaking her clawed golden hand

"I'm Teyvant's prodigious Deep-Sea Data Broker. I'll take and receive data at any piece. One payment that I love reading people's vision. You could say I'm a vision reader. It helps me understand a person if I see their vision. Helps me improve mine. Yes, I have a fake vision... How do I use Hydro?... Give more a visionand I'll show you. You have one. That's intriguing."