Super Robot Wars OG (スーパーロボット大戦OG オリジナルジェネレーションズ, Sūpā Robotto Taisen Ōjī Orijinaru Jenerēshonzu) is a 2007 tactical role-playing game for the PlayStation 2. OG is a remake of the two Original Generation games for the Game Boy Advance and is intended to celebrate the Super Robot Wars series' 15th anniversary. It was released on June 28, 2007.