Crystal Conquest! Just as was foreshadowed. And it’s a browser game.
It’s a large scale action battle game — up to 20 players can face off against 20 other players. Social games are big money makers for Square Enix of late, so don’t expect this to be a one-off thing.
Crystal Conquest [Official Site]
That's a fucking cool logo.
Finally, people have been asking for a browser based action game for as long as I can remember.