Good. For all their sakes, including the lizard monster's, she's glad that fight didn't last any longer.

Zuko jumps down from atop its head, throwing Duke a look. "I don't think he can answer you from in there." She's not even sure he heard the question, though she understands he has special sensors. But why would anyone encourage cutting the core out from inside something's stomach?

Seeing Colin's hand burst through gives her the estimate she needs of where exactly he is inside of the thing. She plunges one of her swords into the lizard's neck, enough distance from the hole he made to be sure she's not stabbing him, and starts cutting an opening herself.