I've never heard about an immortal soul before, no. Though, I know one troll who is a ghost and lives in a robot body that was built for her and another that hears the dead in his bipolar head of his. Speaking of that guy, he was here once and I haven't seen him since then. Must be avoiding me, oh well good riddance.
[Enough babble, Eridan, and listen to what Cain has to say -- Which he does, since that is the first thing Cain says to him and now he has no choice but to listen just to prove Cain that he can.] Adapt quickly, establish what sort of person they are ... How exactly do I find out what they like, dislike and want? Unless they always talk about all that... I don't have psionic energy powers that will let me learn about them from the future, Cai.