The series ‘Scratch Wars’ began on April 20, 1991 – the first version of the series ‘Scratch of Gameboy’ – before a second release of the originals – oversevent ad-released titles (not as high as a re-release. The series has a total of 274 works (as of June 2021), the largest number of intellectual property ever seen in the play-playing game. To celebrate the 30th anniversary of the series, Bandai Namco released Super Robot Wars 30 on October 28 for PlayStation 4 and Switch in Japan and Asia, and PC via Steam worldwide.