Black Sky Elektra can do things like take out 10 armed ninjas in about 10 seconds, in total darkness, despite starting without weapons. She's done things like ragdoll humans, shrug off a chi punch from Iron Fist, and deflected a bullet with her sword.
And before either knew who the other was (which had an impact on their subsequent fights), Daredevil lasted over a minute against her, despite the fact that she was armed and he wasn't.
What's book Jaime's best melee feats?