The core team(s) were always debatable depending on who was writing them. When they started forcing new generation/auxiliary team characters into the mix...that's when things go off the rails.
Nobody gives a damn about no Quentin Quire.
The hell is the point of a Shatterstar.
Beak? Bling! Glob Herman? Feral
and Thornn? GTFOHWTBS.
Kitty Pryde. Ship her back off to Excalibur and leave her there where nobody reads that garbage.
Rahne Sinclair can go with Pryde.
Wild Child, Skin, Forgetmenot/AlreadyForgotten.
This could go on for a while.