Originally Posted by
Majad
You should watch it... Whether you like it or not, it's just as important to other Arcs, even for a filler, it's just interesting it always gives more information on what we know.
His powers are more developed now than Toushiro's, I think, to be honest, before he lost his powers, it's safe to say that he was stronger than almost every captain, not Sunshuin or Ukitakite though and Yama ji obviously.
And yes, for the 999x times, Ichigo has mastered his bankai, yes, there might be more powers in it now since he has gained Quincy powers, but at his current state, he has mastered his Bankai.