His attacks often come two at a time. Two attacks, stance change, then two more attacks. You can interrupt him during the stance switch, but it's risky unless you use an i13 or faster.
8WAYRUN.com
Der Lindwurm
NotcZombie
so nothing nightmare can do...
Der Lindwurm
Knock him down when he's trying to get in. A+B once he is in?
NotcZombie
Wait... he has one; Standing K.
Der Lindwurm
Same as Siegfried!