Talk:Tutorial: FAQ/@comment-84.122.127.40-20140406153857/@comment-24155103-20140406161918

Objectively, Kaga is a good marriage candidate since she greatly benefits from additional HP and her relatively high consumption also makes good use of the lowered resupply bonus.

Luck has been stated by the devs as affecting many things other than cut-in attacks, if you don't care about it, it doesn't matter I guess but there's no harm in having more.