Heroes that can be first pick without hesitation and almost solo win a game.

PLEASE READ : This tiers-list was made especially for storm league, this is why there is some heroes that might have a different tiers in a Teamplay relation. (Ex : Medivh)

Strong in the meta, they're usually picked after "God picks"

Strong in the meta but on more specific draft and lack of something (Global, Waveclear, CC, engage [...])
Sometimes used to counter opponnents heroes
Often picked in the second rotation

Heroes that must be in a specific draft to be powerful, you pick them WITH or AGAINST certain heroes
OR
You are very confident on it and think you can carry with it on Storm League