Close.
S: Arakune, Rachel
A: Ragna
B: about the same, with Jin closer to the bottom of B with Bang
C: Tager
D: Carl
Been a while, but yeah it's mostly like that, with Rachel being S tier from early game and Jin rounding out the bottom of B tier with Bang.
Shortly after Hakumen came out:
S: Arakune, Rachel
A: Tao
B+: Ragna, everyone else
B-: Noel, Hakumen
C: Bang, Carl, Tager (in that order)
Bang might have still been in B-.
Post Nu evolution and Carl clap loop discovered (and stayed this way to the end):
S: Nu, Arakune, Rachel
A: Jin, Carl
B: everyone else
C: Bang, Hakumen, Tager