User blog comment:Inept Wiki User/Speculation: The other Celestial Spirits/@comment-4829046-20130612024404/@comment-7418318-20130612151342

I hope they don't. I like summoning magic of any kind so much that I always gather up all possible summons in Final Fantasy games, even the useless ones.

So I really hope Lucy's spirits will stay important to the story and grow in power together with her.