Baldur's Gate 3; Craig Mazin Xbox/Michael Buckner for Deadline EXCLUSIVE: Craig Mazin, co-creator of arguably the most acclaimed TV adaptation of a video game to date, HBO‘s The Last Of Us, will be taking on another hugely popular and acclaimed game title next, Larian Studios’ Baldur’s Gate 3, which is set in the world of Dungeons & Dragons. HBO is developing Baldur’s Gate, a drama series based on Hasbro Entertainment’s video game franchise, with Mazin attached to create, write, executive produce and showrun the TV adaptation. Also exec producing are Jacqueline Lesko, Cecil O’Connor and Hasbro Entertainment’s Gabriel Marano.