The logo of the company.
The logo of the parent company.
Blizzard Entertainment (Often shortened to "Blizzard" or "Blizz") is the subsidiary company of Activision Blizzard, Inc. responsible for the Warcraft, Starcraft and Diablo franchises.
A Hive bot account called "Blizzard Entertainment", which is controlled by the admins of the site, is the name featured on all of the icon resources that have been made by Blizzard for other games, mostly World of Warcraft. If a member uploads an icon based on Blizzard work, containing small or no change at all, the icon is transferred to the Blizzard Entertainment account.
Rebranding[]
According to the leak from MMO Champion forum on August 11, Blizzard will rebrand as Insight to direct the rebranding of Activision Insight. There are many leaks on Activision Blizzard related games such as World of Warcraft and Diablo.