The Rope Dart is usually 3-5 meters long, although the length of the in-game rope hasn't been confirmed. It should be expected that the Rope Dart will be a weapon you should use when enemies are ...

Gaining access to the Mortal Rope Dart technique in Where Winds Meet can feel frustrating — you’re stuck outside the Nine Mortal Ways martial hall, blocked by guards, and don’t know how to sneak in.