Blizzard Entertainment built an empire on exceptionally polished games, from Warcraft and StarCraft to Diablo and World of Warcraft, defining genres through refinement rather than invention.
Blizzard rarely invented genres—they perfected them. Warcraft refined RTS. Diablo polished action RPGs. World of Warcraft dominated MMOs. Their philosophy of “easy to learn, difficult to master” combined with relentless polish created games that defined standards and built communities lasting decades.