Quote Originally Posted by Alahra View Post
Their main purpose is to promote class synergies. The only one that, at present, is largely superfluous is Dragon Kick/Blunt Resist, since none of the other DPS jobs are Blunt damage (I think Ifrit is still Blunt, but that's small potatoes). That one isn't really utility and given that Dragon Kick already has another thing tied to it, it doesn't really serve a purpose right now. That would change if we got another Blunt job, though.
Yes, but a lot of jobs offer utility beyond just those debuffs. DRG offers crit buffs, NIN offers Trick Attack, and so on. They offer the synergy with those abilities alone.