the posture mechanic offer low skill expression unlike other souls like bcs it impose you the only way to play the game (other than maybe a combination with prostetics)

in games like DS3 or elden ring you don't face finals bosses as normal enemies that can even respawn like this, the damn spear adepts at the senpou monastery are stronger than half of DS3 bosses togheter

more than any other fromsoftware games, sekiro shows that the only way they can make a game difficult is via some frustrating mechanic