Carry lots of curatives, particularly for plague and blindness.
Healing potions in your inventory also useful.
Use these to draw out fight a bit.
Try to land lot and Kan.
Disarm using crescent kick if you don't know the weapon.
Time your lag so that you don't immediately re-enter the lagging move.
Or just assassinate from wilds.
Mark of prey also useful as sometimes they'll blind and start healing just a room away.
If you can cut them, so they bleed, that'll need their regen. Useful if trying retrieval.