In Overwatch lore, D.Va is a 19-year old former professional gamer, known for becoming the No. 1 ranked StarCraft II player in the world at age 16, and maintaining an undefeated record prior to her retirement from gaming in order to defend her homeland [REF].
D.Va was added to the roster of heroes for Blizzard's cross-over multiplayer online battle arena game, Heroes of the Storm, in that game's version 2.0 update released in April 2017.