Regarding kill (x) achievements

[Cogmaster]

Probably someone already gave this idea before but I think it would be a nice to add the countdown of the mobs you killed or the mobs left to kill in the achievement page, it would make things easier by being able to track the exact numbers.
Something simple like this:

Thank you for reading

[QuaseT]

Well theres already the guy in guild castle who keeps track of these numbers. Another guy who loses his job due advanced technology.

[Cogmaster]

I never go there, I had no idea there was a guy keeping the records of this thank you dude

[Oakmaiden]

Another npc is just outside of The Watchers tombs that tracks the Elusive bosses.