Do tactics really work or this game is pay to win

[RaiKo]

the streaks that each player can reach (key players get usually 2-3 max. ratings, which are 9-10 as both are the same, so...

Hi Khris. May i learn how this player could get this rating streak? His last six performances: 9(L)-10(L)-10(Cl)-10(C)-10(L)-10(Cl)