And once Mutons start counter-attacking your sword attacks, swords become even less appealing. Charge Muton, sword attack misses, Muton gets free counterblow, Ranger dead.
Advanced warfare so far has given me a Specialist with Aim and a Sniper with Hail of Bullets. It's on my overwatch, death from above sniper. So I guess she can get a guaranteed hit anywhere on the map now if she empties her magazine, then reload for free if it's a kill.