From a game broadly considered to have industry-best animations: https://imgur.com/gallery/donkey-kong-super-smash-bros-ultim...
The DK games have used that eye popping animation since at least the SNES Donkey Kong Country games.
What's the imperfection? The eyes are standard (and deliberate) cartoon animation. Or is there something else I missed?
The DK games have used that eye popping animation since at least the SNES Donkey Kong Country games.