At each stage, maximum level of all Abilities is raised by 1. (Eg.) [Lv 1/1]→[Lv1/2]
Other powerful augments may also be obtained at different stages as shown below.
Player gains a new Playstyle
※Mastery will not exceed 30 even after Limit Break.
Increased effect of Tactical Specialty
Unlocking of a new skill
※New skill that is unlocked cannot be transferred away.
Regarding the requirements for Limit Break, please verify here.