A Revenant's Arrangement

 is a quest in the Undermountain Campaign which takes adventurers farther into the Catacombs. This quest becomes available upon completion of the prior quest, Meet Gaar Haeliath.

Steps

 * Defeat Undertakers While Disguised as a Xanathar Guild Member (0/10)
 * Return to Gaar Haeliath
 * Defeat Xanathar Guild Members While Disguised as an Undertaker (0/10)
 * Return to Gaar Haeliath
 * Return to Threestrings