The "DLC" suffix in your search is crucial. SRW 30 expanded its roster significantly through post-launch content:
For three decades, the franchise has been the undisputed king of tactical RPG crossovers. To celebrate its 30th anniversary, Bandai Namco released Super Robot Wars 30 , a massive love letter to mecha anime fans. If you are looking for the Switch NSP version (specifically the Asia/JPN regions) along with its extensive DLC library, you are diving into one of the most content-complete entries in the series’ history. Why the Asia/JPN Version? Super Robot Wars 30 SWITCH NSP -ASIA JPN- -DLC ...
Super Robot Wars 30 (Switch NSP) – The Ultimate Crossover Experience The "DLC" suffix in your search is crucial