Ranks

Solo Leveling

G -> F -> E -> D -> C -> B -> A -> S -> SS -> SSS (National Level Hunters) -> Ex (World Level Hunters)

Nano Machine (following the manhua)

Third Rate

Second Rate

First Rate

Expert (inept->proficient->peak)

Master (master->super master)

Grandmaster (inept->end)

Supreme Master (inept->perfect)

Divine Master (initial->peak)

Heavenly Master

Void Master

Willful Master