It should be more than a life choice—it needs to be an entire lifestyle change. Tony needs dramatic and long-lasting sex results.

And immediately cause Tony to realize that Jedi!Steve needs to say things in a growly tone much more often.

If Tony is a Star Wars fan, you know he has theater-quality costumes stored somewhere. Honestly, it wouldn't surprise me if he's been desperately working on a way to make a real lightsaber. And if Tony is going to have his fantasies come true, they're going to be high-quality, true-to-life fantasies.