The best fighting games like Red Steel 2 are Metal Gear Rising: Revengeance, Sifu and Blade and Sorcery. Below are 6, each with the reason it is here — and, at the end, what filtering to fighting costs you.
Filtering to fighting means you want a contest with a clear answer — you got it right or you did not. It is the right filter when what you liked was reading an opponent.
What you get: A skill ceiling you can actually see yourself climbing, and the shortest feedback loop in games.
What made Red Steel 2 worth playing in the first place is covered on the full list. This page is the fighting part of that answer, and only the fighting part.
Free-cutting as the whole system, on a controller.
Martial arts as pattern reading, and the best modern melee game.
If you have VR, this is where directional melee actually went.
Directional melee against other people, and very funny.
The other Wii game where the swordplay and the art are inseparable.
Wii action that commits entirely to a visual idea.
A first few hours that can be discouraging alone. Fighting games are far better with someone at your level than against the internet.
Specifically, these are strong answers for Red Steel 2 that are not fighting games, so they are not on this page:
The full list is on games like Red Steel 2 — 9 picks, no genre filter.
Metal Gear Rising: Revengeance. Free-cutting as the whole system, on a controller.
No. Red Steel 2 released on the Nintendo Wii, but a recommendation is only useful if you can play it, so the picks above span platforms and eras. What they share is the genre and the reason.
Much less than they were. Modern control schemes, rollback netcode and real single-player modes have changed the on-ramp completely in the last few years.
One opponent against one, or one against many. They share ancestry and almost nothing else — the picks below say which each one is.
By hand. Each pick was written for the full Red Steel 2 list first, on what the game actually does, and this page is the part of that list that is fighting — never a genre tag lookup, which is how "best racing games like Super Mario 64" used to be a page on this site.
Or read the fighting guide for where to start in the genre generally.