MEME REFERENCE

Uncanny Pingu

Use when something familiar is altered just enough to become eerie, wrong, or deeply uncomfortable.

What it expresses: Near-normal appearance produces more unease than an openly monstrous one.
Example: A company recreates your usual login page with subtly different wording and spacing, and the team calls it uncanny.
When not to use it: The page openly displays a clear error message; obvious failure lacks the unsettling almost-normal quality.