Mine is gonna be pretty straightforward.

I: Play and beat NES version.

II: Null

III: Beat it... I guess

IV: Beat original version

V: Play it

VI: Beat it.

VII: Replay, replay, replay. Nothing in particular I feel the need to complete that I haven't.

VII Compilation: Play them... I guess

VIII: See FF7

IX: Replay a million billion times. Get Excalibur II... I guess.

X: Complete stat maxing (well in progress).

X-2: Beat it... I guess

XI: Play it

XII: I've only beat this once and the only thing I "completed" was the licence board... so complete everything else.

XIII: Play it

XIII-2: Play it

XIV: Play it

Tactics: Play it