In the world of steam and digital purchases, all these physical peripherals will be a hassle to get your hands on. I could see 3D printing coming in very handy, assuming the devs will make the models public.
I am interested in arcade games in VR. But I bet they will take a while to get to my country. Love them when I was a kid.
You can go to an arcade in VR now in New Retro Arcade:Neon.
You'll need to provide your own ROMs or acquire a ROM pack that someone else assembled for the game.