Realizing we have to tread carefully. I think sticking to the truth is mostly best. BUT he has to Believe that killing is is not the preferred option! And the preferred option involves assisting us in our objective.''A noble cause indeed'' the Devil states mockingly. ''One befitting that of mighty adventurers'' (his eyes narrow).
Tell me, once this task is complete how do you plan on escaping this accursed prison?
At this stage, I'll allow an Insight check from both the Bard and the Cleric as you are the two main guys interacting with the Archdevil.
You can make the check before you answer his question.
" Our patron has let us know we have a way off IF we can succeed in our objective. It will be our discretion who comes along."
On a related note, what do I know about Banishment (the spell) working here? Normally, if cast on this being it can send him to his home plane and keep him there.
Persuasion:Make me a Persuasion check at this stage, with advantage due to the Help from the Bard.
The Devil listens intently, clearly impressed by your honeyed words.Persuasion:
[12,16] + 15 = 31
Edit: you mean bard makes the check with advantage from the Paladin, right?
They've been talking for a bit, so Asa will take the time to take a good look at the fiend and use Know Your Enemy to get an idea of his Armor Class and Current HP.
He's superior in both.AC 18, 195 HP