Epic Games currently offers Samurai Showdown Neogeo Collection for free.
The developers describe their game as following:
It all began in ‘94. And now, the weapon-based fighting game series that swept the world is ready to be taken home as a stellar collection! Six NEOGEO titles as well as one mysterious, unreleased game are featured! What is more is that each game features online battle modes as well as a Museum Mode and music player! This collection is a must-have for all SAMURAI SHODOWN fans across the globe!
You can watch the trailer here...
... and grab your free copy here: https://www.epicgames.com/store/en-US/product/samurai-shodown-neogeo-collection/home