Opinion: Fin nipping fish?

Which is worse?
Tiger barbs
Skirt tetra (black, white)
or Serpae tetra?

All kept in a decent school, of course.

And I'm just curious here as to what others think.

Lina2016-05-08T16:55:39Z

Tiger barbs (They are pretty nippy but sometimes less a nipping fish)

?2014-10-06T16:41:01Z

the barbs of course.