A zombie survival game called Apocalypse Rising doesn’t sound like a story that should have a happy ending. For game developers Ethan Witt and Gus Dubetz, this doomsday is not about plagues, oceans of ...

SAN FRANCISCO—At the Game Developers Conference Monday, Roblox rolled out a new set of AI tools designed to let the company’s millions of player-creators create usable game code and in-game 2D ...