Super Robot Taisen OG Saga: Endless Frontier (無限のフロンティア スーパーロボット大戦OGサーガ, lit Endless Frontier: Super Robot Wars OG Saga) is a video game developed by Monolith Soft and published by Bandai Namco Games. It is a spin-off of the Super Robot Taisen: Original Generation series. Released on May 29, 2008 on the Nintendo DS, the title departs from the traditional tactical role-playing game elements for which the Super Robot Wars franchise is known and opts for turn-based role-playing gameplay instead.