He reveals to Cloud Kadaj's intentions to merge with the remaining Jenova cells so as to bring about Sephiroth's rebirth. Vincent later helps Cloud and his allies defeat the summon creature Bahamut SIN. Appearances Final Fantasy VII One of two secret characters in the 1997 role-playing video game Final Fantasy VII, Yuffie is a 16-year-old ninja and a thief who fights with oversized shuriken that she can throw like a boomerang.