I didn't know either. [ Gen squints at the rock in his hand, turning it one way then another as he tries to tell if that little glimmer there is green or not. In the end, he breaks it in half once more to make sure -- it is -- before chucking it in the sack. ] But it's a thing. He told me I can choose whether I want it mechanical or magical, too, so I have to think about it.

[ Then the sudden sound of Gray smashing two rocks together has him jumping and glancing over his shoulder, clearly startled. Geez, every time he starts forgetting that Gray is a superhuman freak, she provides him with a convenient little reminder.

... then Gen realizes her sudden ramp-up in enthusiasm made itself clear only once he spoke about the prosthetic.

Gen huffs quietly to himself before saying, loudly, so she'll hear it over the din of crumbling rocks: ] Well, that's just my problem though. [ And, as he tosses the other empty sack her way, ] -- here. You carry what you're gonna sell.