Nuturn underestimate their enemies in rounds they shouldn't give away and that's why they lose in my opinion
its a huge comp issue, they can't play against viper no less viper/astra. banning icebox is a huge sign of weakness that they aren't comfortable with the new meta and have been playing basically the same comp on every map for months. Not that their play is bad or anything but you can't out maneuver/strat a team if their utility is x5 yours. If NA played old comps with no utility I think KR would be disgustingly strong but they arent