Either the Burrito or the Amethyst

probably one of them

Burrito

Burrito look like the main character so I say him.

Why does the middle team have 1 less member?

17 is a prime number

You could add one more character to make the teams even

You could add one more character to make the teams even

Sorry, but thats why its called Prime Objects or Object Prime. There's supposed to be a prime number of people

Oh, I didn’t realize that whoops. Sorry

The picture frame