"Well, I don't have the luxury to say no to another fighter. We desperately need every man we can get."

Maybe he shouldn't. Maybe it's wrong, pulling in someone from another world but Tom recognizes the need to fight, to set things right when he sees them. And he already has a feeling he won't be able to talk the guy out of it.

"Thank you."

Except.

"A Brotherhood of Ninjas?"

It's not that much weirder than a worldwide alien invasion but it's still pretty weird.