Mcyt's react to...

You ignoring them

Techno: he will give you space for a while but eventually get fed up and just starts dragging you around trying to get you to talk to him.

Dream: he will always be by your side, not bothering you, just being there in case you want to talk.

George: he will try and find out what's wrong. When he does he tries and fixes the problem.

SapNap: he will hug you and try and get you to talk. If that doesn't work he will just wait till you talk.

Tommy: he will wonder if he did something wrong. He will constantly be by your side and asking if your alright.

Tubbo: he will bring Michael to you to see if he can cheer you up. If not he will try and cheer you up himself.

Ranboo: he will try and remember if he did something wrong. After that he will teleport to you and just try and talk to you.

Bad: he will make you your favorite muffins with hot chocolate. He won't really bother you and will assume your having a bad day.

Skeppy: he will be kinda confused about why your ignoring him. He will try and annoy you to see if you will miss your daily argument.

Wilbur: he will panic and try to cheer you up. He will be holding you or you hand constantly.

Puffy: she's your damn mother. You couldn't ignore her for the life of you.

Niki: she will make your your favorite dessert and maybe a cup of coffee or hot chocolate. Whichever you prefer.

Foolish: he will try and annoy you to build something with him or maybe prank with him. If that doesn't work he'll leave you alone for a bit.

Slimecicle: he won't know what it means to be ignored so he was constantly by your side just talking away.

Quackity: he will just let you be until you started avoiding him al together. He will hug you and maybe possibly give you a diamond for a bit.

Red velvet + Antfrost: they will let you be because everyone occasionally has a bad day. It only got concerning when you didn't eat.