Let's be honest: if -and I'm using a very big if- Square Enix decides to get on board with All-Stars, the first choice will be a Final Fantasy character (whether Sony is willing to front that bill is another matter).
When people bring up double-dipping from publishers, the Squeenix brand comes up a lot. If by some miracle they allows us not one but two of their intellectual properties, we all know after a Final Fantasy character it's going to come down to these two (they've both frequently been described as requirements for a perfect roster).
So here's 3 categories to consider
Putting aside the potential licensing nightmare associated with getting Sora from Disney, who wins?
I like to make PSASBR move-sets. Here's a few:
Never say I don't contribute: I'm The Idea Man.
I think Lara's much more viable a candidate. She's got a new game coming out, her's is a much longer running franchise, and they don't have to deal with Disney to get her. That said, I would MUCH prefer Sora!
The future, is in the past... ONWARD, AOSHIMA!