Most hatest classmate but "hate" doesn't fit it

Who do you think is the most plastic, rude, or watever.
some classmate who would lie even though he/she is already found guilty.
some classmate who would rat someone else when they did something wrong
in other words, parasite.
some classmate who is the boss or who feels like the boss
some classmate who doesn't do his/her part.
some classmate who makes fun of a flaw, even a little flaw
some classmate who is spoiled or the "what she wants, she gets" girl or boy

We won't tell names here!
just leave some text here explaining how!

_________
****** ****** or ****** ***
for me

Mine is
**. *******e *******e ***z

LOL
Hate HER 100%
plastic
boastful
vain...extremely
annoying
and...just plain evil

in my point of view, anyway

do you know her nims?

ha! I knew it. So you 3 were plastic in each other.
Most evil? Why are you 3 best ff?
lol. Ha! I can't wait till I tell [censored]
kidding.

Mine is: (adding more)
*****h ******e *****a
and
**a *****a *********l

kidding!!

someone who treats you like a friend then stabs you at the back.

The one who is just using you and he/she will make you OP...

***** *** *. ********
not sure if the last name is correct. i'm not sure of the spelling.
someone who embarrasses you but you didn't even do anything wrong to him.

I think i know who's that nimiel...

yes. it is him. haha.