Quote Originally Posted by nedz View Post
You actually have to say what you want.
This has nothing to do with DM fiat, well other than it's a wish.
Yes, but your character says whatever you want them to, absent weird optional rules modules like the eyestrain rules for whatever that one magical-gunslinger class was.

Regardless, there are easier ways to get this even without any particular cheese. Ur-Priest to steal an Efreet's wish ability for example.