"blue"@en . "250"^^ . "Senior game designer"@en . "David Sum"@en . . "David Sum"@en . "white"@en . . . "Male"@en . . "David Sum is a member of Blizzard Entertainment. In 2015, he was a game designer for StarCraft II. He is currently a senior game designer, and leads commander design for Co-op Missions."@en . "Black"@en . "Blizzard Entertainment"@en . "David Sum is a member of Blizzard Entertainment. In 2015, he was a game designer for StarCraft II. He is currently a senior game designer, and leads commander design for Co-op Missions."@en . . .