It can be easily accessed by the top selection tool :
The Ability Tree
When you edit your Ability Tree, you spend your to unlock Ability. Every ability in the tree can be leveled up to level 3 with Potency points (near future plans include having gear that can level up abilities even further, up to Level 8)
Once you press Confirm all your are locked.
The Abilities can be sorted in slots and casted with the different keys :
- MMB (Mouse scroll wheel click)
In order to use a slot just unlock the Ability and drag it to the slot.
You can change the slots at any time and have two buttons available :
Bonuses are either new properties that can be added onto the ability or they are Bonuses to already existing ability parameters.
In order to access Bonuses you first need to unlock the Ability.
Modifiers further alter the ability itself.
In order to access Modifiers you first need to unlock the Bonuses.