Two acts ago I was plat 3 when the season ended. I didn't play at all last act. This act comes along, I win 4/5 placements, mvp in all 4 of the wins, and then place silver 1. Is there something I'm missing that happened behind the scenes?

I have been playing valo since episode 2. Always thought that there are no cheaters and the ones who try, get banned immediately. But few hours back I queued with my friend to play unrated and people were using wallhacks blatantly. Immediat...