Bones. Too flimsy (and yes, he does know) to make a good weapon. But if contact alone is enough to cause damage, that would be something to watch out for.

Rinzler dips his head, acknowledgement and thanks as he types in another line. Chara's glance down the hall didn't go unnoticed, though... and even when he's done, Rinzler's hand lingers on his MID. It's a silent offer. A suggestion. He won't insult their choice by spelling it out, but if they want to keep their actions (or their data) hidden, there are ways to share it without being overheard.

Defensive measures?