It’s profitable. First of all, players have to pay to buy the StarCraft 2 client. Operators in other countries also have to pay for agent operations
StarCraft 2 is not only a game, but also drives a series of StarCraft. Other industries such as novels, clothing, animation, etc. all need to purchase copyrights from Blizzard and pay copyright patent fees. Blizzard will also engage in StarCraft peripherals such as StarCraft novels to make profits