Our work-in-progress custom RPG skill system!
From the left, it will tell you either combat or utility, then what specific sub-group and the ranks you've unlocked will be displayed in green. The underlined rank is your current rank and the yellow rank and percent shows you how close you are to unlocking it. Red question marks are yet to be unlocked rank names.
In updates following, the bossbar will share it's place with a mana bar to display remaining mana when using scrolls/spells/magic items.