Infernus is only after the ability procs, and Wraith you have to activate an ability.
Mina has spirit damage passively at all times, that's why it doesn't trigger Escalating Exposure.
This is unfortunately a weird UI bug.
You need to select 4 characters instead of 3...
The UI counts your "avoid" as one of the 4 characters, but when actually queuing it fails.
(So you need 4 characters in your roster and the avoid is optional)
Unfortunately, the Devs don't want to change this system and the vocal majority of the community also support it.
The "new user experience" is atrocious, but that could be a whole topic by itself.
My advice would be to mark one as highest priority, and then pick two very popular heroes as...
Also experienced insane stuttering on lowest settings. It's the only game that does this for me.
The only fix I have found is capping my FPS at 60...
Not exactly an ideal solution, but it worked.
I reported a cheater on this forum, including the MatchID - so anyone can see for themselves how obvious it was.
However, my post was removed and I was informed that I should report cheaters through the Discord bot.
But I do not have access to the Discord, and posting on the forum in an attempt...