League of Legends is the best strategy game out now. Once you have played this, you will definitely get hooked. As you play longer here, you will be aware of their ranking system. Once you get to level 30 and you already owned the minimum number of champions required, then you are ready to play ranked. The First 10 ranked games are your placement games. Your division depends on the result. There are 6 divisions namely: Bronze, Silver, Gold, Platinum, Diamond and Challenger Tier.