Masamune
Chocobos(exception of FF I)
Moogles(exception of FF I and FF II)
Ragnarok
Excalibur
Cid
Summons(exception of FF II and Bahamut appears in FF I but couldn't be summoned)

Quote Originally Posted by Rengori View Post
Ninjas.

FFI: Ninja
FFIII: Ninja Class.
FFIV: Edge
FFV: Ninja Class, Gilgamesh
FFVI: Shadow
FFVII: Yuffie
FF XI has Ninjas too. And Amarant should be counted as a Ninja since he can throw weapons and equip Ninja gear