[Killua doesn't react when he's turned invisible, but he definitely balks (invisibly!) when Ruby turns blue. that didn't happen last time. he also has to wonder if it's normal, but decides it's ultimately probably nothing, even if it might call to her some undue attention.]

Yeah, [Killua agrees, and he takes quick inventory of his items. he should be more worried about it than he is, all told, but that doesn't mean that Killua is, for any circumstance, anything other than cautious.

he'd look to Ritsu, but...can't. oops]

Let's take out the guards closest to the cave before we infiltrate? That way there won't be an overwhelming number for them if they attempt to scatter.