Expertise S Expertise S Ур. 5

You become familiar with S-Grade equipment.

Expertise D Expertise D Ур. 1 You become familiar with D-grade equipment.
Expertise C Expertise C Ур. 2 You become familiar with C-Grade equipment.
Expertise B Expertise B Ур. 3 You become familiar with B-Grade equipment.
Expertise A Expertise A Ур. 4 You become familiar with A-Grade equipment.
Expertise S Expertise S Ур. 5 [selected] You become familiar with S-Grade equipment.