The name - and the voice - startle him. He stops where he is, toes curled on the gritty pavement. A number of the people who have been giving the troll wary looks react in a similar manner to Legion. Synthetic insect noises can't be that pleasant to human ears.

Nothing people have said to Sollux have made much sense, so he's surprised to recognize the question.

"I don't know," he says in Alternian, folding his arms around himself defensively. "Who are you?"