I recently observed that Killjoy's tier 2 card has 2 piercings in her right ear, but in-game it seems she doesn't have them, but other agents like Astra have piercings placed exactly like in her card. And even when you pick Killjoy her righ...

I have noticed a huge difference in performance since the last patch, previously the game would stutter when a bunch of util was used or even in 1v1 gunfights. People would jump around in front of my crosshair almost like they were teleport...