1. click the first character and drag their portrait away from the others.
In fairness, you can hotkey this - I use `, and I've read others do too, but it's still annoying. The idea of multiplayer-first is mindboggling to me. Maybe I'm just some asocial introvert, but I would have assumed weirdo asocial introverts are a pretty heavy demographic for these games. If I want to play a multiplayer game, I'll play Mario Kart with my kids.
