Ariana Greenblatt, the actress who played Young Gamora in the Avengers movies, will play Tiny Tina in the Borderlands movie.
Greenblatt joins Cate Blanchett (Lilith), Kevin Hart (Roland), Jamie Lee Curtis (Dr. Tannis), and Jack Black (Claptrap) in the movie based on Gearbox's shooter series.
Tiny Tina is described as an "unstable 13-year-old explosive expert".