no lore
dismissive
the one-line answer
Someone or something with no interesting backstory or depth.
No lore means there is nothing interesting in the background. No history. No complexity. They just exist without any context that would make them interesting.
mainstream
Your coworker might use this word.
01 / in the wild
hear it move.
description
he showed up and left. no lore, no personality, nothing.
He appeared with no interesting background or memorable qualities.