File:BlizzCon 2019 key art.png

Summary
The BlizzCon 2019 key art.

Consists of the following characters (from top left):
 * , representing Heroes of the Storm
 * Male, representing Diablo
 * , representing Hearthstone
 * , representing StarCraft
 * Sylvanas Windrunner, representing World of Warcraft
 * , representing Overwatch

Source
https://twitter.com/Blizzard_Ent/status/1170023009178017792