Well, he did play over 27 minutes. When you’re on the ice for close to half the game and your team loses, yeah chances are you’ll be on the ice for goals against.
Isolated +/- is a comically poor way to judge a player. If you really want stats, look at his underlying metrics. *hint - they support the notion that Severson is a top 4 defenseman.
And for the bolded part: *insert old man yells at clouds meme*
I’m old enough to have watched those days too. Not sure how a winger currently pacing a ppg and a top 4 defenseman are the antithesis of players on a good team