Texnoplazm is John Wick as a cyberpunk boomer shooter
Having never designed an FPS before, there's a good chance the following grand theory of combat design I'm about to propose is reeking globnonsense, but here goes: I figure you've basically got two approaches. You can either keep it simple but chunky, and use this to lure the player in right away by making them feel powerful and capable. Then, you can keep your relatively pithy verb list interesting by riffing on things like encounter and enemy design.
Then, there's the Texnoplazm method...