QUOTE(WhiteKnight @ Jun 18 2007, 05:26 PM)

Yggdra Union, Sauce. There's a reason why the Applecot exists in both. The same can be sadi for the Banango, The Fanelia...*goes on for hours*
Just because there are multiple items that share coexistance between the two games does not make Yggdra Union the second world. Going by your logic, all those games with Mithril Swords are in the same universe.