Wrath would be interested to see the heart as well - to see if there are any similarities to the tongue at all. Clearly, nothing specifically has been summoned, but it was already kept in a box. Perhaps that box is warded. There's little time to wonder about the body parts at the moment, however, with a ship to run.

He has never done so before, but it is unlikely to be more difficult than having his own House of demons to command and keep in line.

"Presently? No. But as you said leverage is difficult to come by especially given our status within this world. Often the odds are stacked against us."

It's nice to have two pieces the Merchant may be interested if the time comes for that. He'd like to learn more about both body parts first though.