Quote Originally Posted by Savagelf View Post
dark knight use a great sword not axes
That's not entirely true.

Deathbringer has been a staple weapon for Dark Knight, which tends to be a one handed sword not a 2 handed sword such as you find in FFXI (chaosbringer), hell in 11 they tend to use Scythe over Great Swords. There is even a FF game where they use polearms. XD

http://finalfantasy.wikia.com/wiki/Deathbringer

Also some a fun read about Dark Knights: http://finalfantasy.wikia.com/wiki/Dark_Knight
(btw just a fun read for about all the jobs in the Final Fantasy series).