Recently, i've been playing way worse than I usually do. My aim is off, I have slow reaction time, i cant think straight, etc etc. Im deranking heavily, and I cant understand why. I used to feel like a diamond, and now im playing like an...

My friend has been watching the Valorant tournament and saw them splitting up. He now always forces to split up in 2s. We just play pubs so what is the best method?