SNK was once one of the biggest video game developers, with the company dominating one genre in particular. Franchises such as Fatal Fury, Samurai Shodown, and The King of Fighters put SNK on the map and even gave some of Capcom's fighting games a run for their money. Despite this once illustrious reputation, the house that Terry Bogard built eventually came crumbling down.
Source:https://www.cbr.com/what-happened-to-snk/