Tamagotchis were a masterclass in attachment. There was this sense of pride in keeping that pixel blob healthy. Beating Tamagotchi puberty, aka the teen stage, without getting the worst character was an art. Let's not even talk about the schoolyard black market for rare Tamagotchis.
Is that the game with the jumpy physics and power-ups?? I think my older bro used to play something like that. Man, I never get these references right away but once I do, I can't stop thinking about them!