mtg murders at karlov manor: commander deck - Manor - Blame Game If solving one case isnt enough for your players Murders At Karlov Manor Commander

You can read the ethos behind this list in the article from Gavin

Look to Disciple of the VaultDisciple of the Vault, Al Bhed SalvagersAl Bhed Salvagers, Mirkwood BatsMirkwood Bats, Nadiers NightbladeNadiers Nightblade, Marionette ApprenticeMarionette Apprentice, and Marionette MasterMarionette Master to put your opponents within kill range and, in the case of some, gain you a bit of life in the process

She is known for only making promises she can keep, though her honesty can at times backfire as she will not hold her tongue or her sword when wronged

It even lets you get more than one card per turn

Whenever the Sylex is exiled you get to pay to tutor out a planeswalker and reveal it before putting it into your hand