Blizzard Entertainment esports league

generate a one-sentence description for a given conceptual class.
# Response Format
Return only the sentence: "Description: [one-sentence description of the conceptional class]"

Class: Blizzard Entertainment esports league

A Blizzard Entertainment esports league is an organized, publisher-run competitive gaming structure that oversees professional play, rules, schedules, and events for Blizzard titles such as Overwatch, StarCraft, or Hearthstone.