Know Thy Enemy is a Magic Skill. See Skills for more information.

Know thy enemy Know Thy Enemy

Deal additional damage to enemies of the same class.

Increasing Skill Levels: Edit

Via Skill Books: Edit

You can increase Skill levels using Skill Books:

Via Atlas Ore: Edit

Effects Edit

Skill Level Merc Level* MP Damage (PvE)
13 157 62 -1,966

* Assumes that character is fully upgraded.