Blue-Black is clearly about commiting crimes and these are just some of the payoffs
The lifelink keyword is a little sparse amongst the creatures we have access to, so I made room for Witchs Clinic and Shadowspear for the deck
Costing XX, this artifact enters the battlefield with X charge counters on it
Then you can +1 to draw and your foe too, and then you can -2 to make people just attack in one direction for a turn
Invasion of Regatha also has the upside of being able to deal one damage to a Creature, and with the prevelance of Thalia, Guardian of Thraben in Standard, Invasion of Regatha has some serious potential
Smothering Tithe Any list of top white cards isnt complete without everyones favorite, groan-inducing enchantment