Today Blizzard kicked off an open weekend for Heroes of the Storm which will allow players to try any character from the game, even if they don't own them. The open week has already begun and it will end around 8pm BST (9pm CEST) on June 28.
In addition to this event, Blizzard also is promoting a special bundle in the game's store. It includes some heroes and their respective skins. This package is also available until June 28 and will include the following:
Heroes
Brightwing
Tyrael
Greymane
Tassadar
Falstad
Skins
Monarch Brightwing
Demonic Tyrael
Ringmaster Greymane
Mecha Tassadar
Buccaneer Falstad