How to beat new Night Crawler
The swashbuckler stance can still be activated by using drawn out attacks into his block. Like the old way.
The difference is, he is wise to that to, so you’ll have to trick him into keeping his block. He will attack out of his block with a special, or a good opening.
4 hit attacks and use specials behind the parry stun. Beat into his block like thing to more likely force the stance change.
So it's an indirect buff, even better than before the NC trick because his AI was also updated, I assume