Yeah, it's another future thing.

[Leo might as well be honest about it. It's a little too obvious, anyway.]

Turns out there's a lot Dad didn't tell us. And turns out we never really needed those mystic weapons to actually use our powers.

[He makes an irritated motion with his hands.] Which I could show you if they hadn't taken my katana!

[Sure, he can try to make new ones the way he did at Todd's place, but who knows if that would even work? Man.]