A manager at Activision Blizzard's Blizzard unit, who oversaw World of Warcraft Classic, departs after internally criticizing the company's stack ranking system (Jason Schreier/Bloomberg)

Jason Schreier / Bloomberg:
A manager at Activision Blizzard's Blizzard unit, who oversaw World of Warcraft Classic, departs after internally criticizing the company's stack ranking system  —  A manager at video game developer Blizzard Entertainment said he was ousted after refusing to give a low evaluation to an employee …