Hack and slashes and Brawlers are far closer to each other than they are to a fighting game like Mortal Kombat. To the point where I doubt if someone doesn't like brawlers that they'd like hack and slashes, but they might enjoy fighting games. Sure, but that's not the point. He's already got the PS4, otherwise I'd be right there with you to say get a PS2 instead and work through that library. But he doesn't, it's not what he's asking for, so it's something that just takes more time and effort that he'd probably prefer to put into his PS4.