Well, that veered off into uncomfortable territory amazingly fast. Signless for one was glad when Katniss asked him such a relatively innocuous question by contrast, even if, thinking about it, she'd asked the worst possible person.

At least he'd been among humans long enough to know what siblings were.

"Somewhere in the hundreds, at least, if not the thousands," he said after doing a bit of thinking and realizing that trying to explain the unique circumstances of his hatching was something best saved for maybe never. Troll reproduction was already confusing enough without adding in ectobiology and time paradox clones, and he barely understood how that stuff worked anyway. That had been Karkat's job. He missed Karkat already.

"I wouldn't have known them or been raised with them like humans are. But we all have the same Mother Grub -- the same parent -- in common, so by human definitions as I understand them we'd be related? I'm sorry, I know it's not a very good answer. 'None' is probably more accurate since we don't have that concept on Alternia."

He turned to Peeta -- Peeta was new, and Peeta probably didn't mind him flailing.

"Peeta. If your prosthetic could be shaped like anything except a leg, what would you want it shaped like?"