Early in “Final Fantasy XIII-2,” Square Enix’s time-travel-infused, role-playing game from Japan, a character expresses envy of the game’s era-hopping heroes, saying she’d like nothing more than to find a comfy point in history and just settle down and start a life there. In a way, that’s what the most ardent fans of the long-running series want, too. Every “Final Fantasy” nut has a favorite, usually 1997’s “Final Fantasy VII,” which helped popularize Japanese-style role-playing games in America and sits… Read More »