Focus Skills
From Starsonata Wiki
Focus skills will be required to train the new secondary skills when they come out. All Focus skils are mutually exclusive and allow training in 1 of 2 different classes.
Combat Focus will allow you to train the New MF or the New Sniper.
Recon Focus will allow you to train the New Seer or the New Speed Demon.
Support Focus will allow you to train the New Sheild Monkey or Engineer.
Fleet Focus will allow you to train Gunner or Fleet Commander.