[He's quiet for a little while, thinking that over.]

...They never said we'd be the only ones dragged here. [He says, eventually.] The green one [Pestilence] said that if they don't succeed with us, there's nothing but inconvenience to stop the group from starting all of this over. We shouldn't discount anything.

[Up to and including the possibility of nasty familiar faces appearing, especially given that they seem to be dabbling so heavily in necromancy.]