Originally Posted by
Misha_Tameshigiri
The MP difference between darkside up and darkside not up is very minimal. It's not like it regens that quickly in combat normally. Plus, the loss of MP to darkside can be easily restored by DRK's numerous MP regen cooldowns. One tip to keep in mind is that Sole Survivor can apparently be used on enemies as well(?), useful in fights with adds. If you're short on TP, you just deal with it for a couple GCDs. DRK isn't short on OGCD moves, and in fact is better off out of TP than the other 2 tanks.