Heading down the rabbit hole…
Qwikiverse maps the references between stories: what Walter White nods to, and what nods back. How it works
Nothing spotted here yet.
A line quoted, a cameo, a character named after something: if Walter White nods to another story, or another story nods to it, spot the first one.
“I am the one who knocks!”
in Breaking Bad
“Say my name.”
in Breaking Bad