1 GM: You can't find a black market weapons dealer. They don't exactly have websites, you know.
2 Iki Piki: I use my Streetwise skill.
2 Spanners: But...!
2 Iki Piki: While Spanners isn't looking.
3 GM: Uh... You'd need to visit the seedy district of town. You're likely to get into a fight, or mugged, or... kidnapped for your organs.
4 Iki Piki: Cool!
4 Serron: So what are we waiting for?

Being kidnapped for body organs is a great trope. And it becomes more believable in science fiction!

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2016-11-13 Rerun commentary: And it's even more fun when you list all the stories where it happens.

I don't know who wrote the summary of this IWC Space plotline (which is just beginning in this strip, so spoiler warning if you look at it) on that page, but it's a masterpiece of descriptive prose.