Question: What is the "universe" featuring 25 playable characters in the first-person shooter video game "overwatch", published by Blizzard Entertainment?
Sentence (from "Characters of Overwatch"): The team-based first person shooter video game "Overwatch", developed by Blizzard Entertainment and released in May 2016, features 25 playable characters (heroes) and a number of supporting characters as part of the game's narrative, which is told through animated media and digital comics outside of the game.
Relevant evidence: Yes