Complex sentence: The Arcade Game and "B.O.T.S.S." (a giant fighting robot game), both of which featured high-end (for its time) 3D graphics but failed to become popular as it was too different from existing machines.
Split into simpler sentences: The Arcade Game, and "B.O.T.S.S." (a giant fighting robot game). Both of which featured high-end (for its time) 3D graphics, and failed to become popular as it was too different from existing machines.