What is a care miss Tamagotchi?

What is a care miss Tamagotchi?

A Care Mistake, also known as a 'care miss', a 'miss care', or simply a 'miss', is a variable that appears on all Tamagotchi releases. It is a measure of how many times the user has forgotten to care of their Tamagotchi, which factors into what character it will evolve into or how close it is to Death.