I dislike Rinoa and Squall. Well, the vast majority of the FFVIII cast, apart from Zell.

I dislike the sphere grid.

I detest FFCC.

I detest the 3 females in FFX-2.
I detest the poor instructions for Sabin's Blitz.
I detest Tidus.
I dislike Cecil's tiara.
I detest X-2.
I dislike Cait Sith.