Lee Sin is my main champion for top mid and jungle ^^ his ganks is very powerfull but you need much skill you must learn how to play lee sin you must makes plays outplay the enemy. You are very strong with lee early and mid but you dmg not much enough for late you must go tanky and you must know how to engage with lee sind and kick the enemy adc/apc to you team.. you need skill for lee
when you know how to play lee sin you will f**k everything
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sry for my bad english ^^