Tidus: Start of the Game ( Dream Zanarkand )
Auron: Start of the Game ( Dream Zanarkand ) And again in Luca
Rikku ( aka ???? ) ( Met at the Bajj Ruins in the beginning of the game )
Wakka: ( Besaid Island Shore )
Yuna: ( Besaid Temple Colister of Trials )
Lulu: ( Besaid Temple Colister of Trials )
Kimarhi: ( Besaid Temple Colister of trails )

I think that's what you meant ( correct if wrong )

Q. What are the names of ALL of the Sinspawn you fight in the game?