He looks disappointed at first, and Leo has to agree because teleportation is clearly the coolest ability and they're all jealous. But then he explains, and Donnie looks excited once again.

"Basically!" Leo knows he has limits, but he has a feeling Donnie will keep overcoming those limits as he learns more. Heck, he already went from not being able to use it at all to building ninpo rocket launchers in a ridiculously short span of time, so who knows what will come next? Maybe Donnie won't need that uranium after all.

"I gotta admit, it's pretty cool..." He cringes. "But do me a favor and forget I said that when you grow up, okay?"