It’s clearly a boosted account...
He paid someone to boost him to masters and when he started playing himself he eventually adjusted down to his real rank
Not so much of a mystery
Either
>Boosted
>Had really shit luck with matchmaking
>The games ranksystem didn't work properly and placed him too high
>He played with a group better than himself and then cut off from them
>Etcetc
Damn. Someone got carried like a mother fucker. Where are these kind people? Because with this as an example I could go from 3400 to top 500 real quick hahah