Hobby? Or outright obsession? Remember Supergirl's first attempt at joining the Legion of Super-Heroes in Action Comics #267? Having to demonstrate her powers and worthiness, she does the unexpected: Burrow into the center of the Earth!
All those powers and that's what she goes with. Huh. But it isn't any kind of anomaly, because when she's asked to try out a SECOND time (Action Comics #276), what does she do?
Yep. Burrow into the Earth seeking fantastic treasures. And later in the story, she needs to hide some kryptonite before Superman comes across it while she's still protected by Brainiac 5's force field, and...
Is that what's written on her Legion name plate? Super-Burrowing? But surely, that's just a silly Silver Age trope. More modern appearances aren---
That's from Supergirl and the Legion of Super-Heroes #26 (2007) and now they're ALL at it. A hobby that eventually caught on in the 31st century...
Comments
She doesn't hide it in another country.
She doesn't hide it on Pluto.
She doesn't even go to another solar system.
She flies to another galaxy. Galaxy.
Which doesn't it make it right.