The becoming uncanny format grew from edits of Mr Incredible from Pixar's The Incredibles, arranging his face into phases that get more distorted as a story gets darker. It spread widely online in late 2021 through slideshows, tier lists and video edits, with higher numbers signalling worse outcomes. Fans later expanded the set into extra and secret tiers beyond the standard phases, and Tier 11 became shorthand among editors for a hidden, extreme ending that most casual viewers never reach in the normal sequence.