Well, maybe it's to protect them from getting hurt.

[...]

Wait, wait, what is this, some kind of video game? Clerics and knights... don't tell me you've got mages running around too. This is some serious Final Fantasy bullshit here.

[...Well, he's never actually played a Final Fantasy, so he's assuming it's some Final Fantasy bullshit. That's the only one he knows off the top of his head anyway.]

And how can you be sure the universe-hopping stuff's real?