It isn't mentioned anywhere as far as I know, so I don't think so. Not sure, though.
Omega weapon is only in Dirge of cerberus.
he just goes and picks up Weiss and Nero, like they did for him in crisis core. Signed, Phoenix
It's Weiss and Nero from Dirge Of Cerberus. If you watch the Credits it say's their name's.
It means Genesis is alive and well, he has Weiss, and he's got something planned. Sincerly, Phoenix
Dirge of Cerberus Final Fantasy VII - 2006 VG is rated/received certificates of: USA:T
[Final Fantasy VII: Dirge of Cerberus Spoilers Alert]Nope, at the end of the credits he's sitting at his favorite spot by Lucrecia. Thus, alive.
there isn't one
I'm pretty sure that chronologically, Dirge of Cerberus is the last. It remains to be seen whether or not another game will come out that takes place after that point. Dirge of Cerberus takes place 2-3 years after Advent Children.
Dirge of Cerberus Final Fantasy VII - 2006 VG was released on: Japan: 26 January 2006 USA: 22 August 2006
If you mean movie then no, Advent Children is the only FFVII movie
to put it simply "no".
Omega Weapon is not featured in every Final Fantasy game. It is only featured in the Dawn of Souls version and 20th Anniversary edition of FFI, also in V, VI, VIII, XI and XIII. It is featured in the spinoffs Dirge of Cerberus -Final Fantasy VII- and X-2