In this week's episode, Katrina Law, who plays Nyssa al Ghul on the CW's Arrow, stops by the Stash. She's looking for an iconic Batman issue, which features the first appearance of her TV character's father, Ra's al Ghul. Will the guys be able to track down such a rare original?

Watch the latest episode on Xbox One, Apple TV, Roku, AMC mobile apps and amc.com.

Comic Book Men airs Sundays at Midnight/11c.