Murders at Karlov Manor

Karlov Watchdog | Creature | Dog | Vigilance Permanents your opponents control can't be turned face up during your turn. Whenever you attack with three or more creatures, creatures you control get +1/+1 until end of turn. | Craig J Spearing

Surveillance Monitor | Creature | Vedalken Detective | When Surveillance Monitor enters the battlefield, you may collect evidence 4. (Exile cards with total mana value 4 or greater from your graveyard.) Whenever you collect evidence, create a 1/1 colorless Thopter artifact creature token with flying. | Scott Murphy

Nightdrinker Moroii | Creature | Vampire | Flying When Nightdrinker Moroii enters the battlefield, you lose 3 life. Disguise {B}{B} (You may cast this card face down for {3} as a 2/2 creature with ward {2}. Turn it face up any time for its disguise cost.) | Brent Hollowell

Slimy Dualleech | Creature | Leech | At the beginning of combat on your turn, target creature you control with power 2 or less gets +1/+0 and gains deathtouch until end of turn. | Igor Krstic

Harried Dronesmith | Creature | Human Artificer | At the beginning of combat on your turn, create a 1/1 colorless Thopter artifact creature token with flying. It gains haste until end of turn. Sacrifice it at the beginning of your next end step. | Lindsey Look

Greenbelt Radical | Creature | Centaur Citizen | Disguise {5}{G}{G} (You may cast this card face down for {3} as a 2/2 creature with ward {2}. Turn it face up any time for its disguise cost.) When Greenbelt Radical is turned face up, put a +1/+1 counter on each creature you control. Creatures you control gain trample until end of turn. | Andreia Ugrai

Wispdrinker Vampire | Creature | Vampire Rogue | Flying Whenever another creature with power 2 or less enters the battlefield under your control, each opponent loses 1 life and you gain 1 life. {5}{W}{B}: Creatures you control with power 2 or less gain deathtouch and lifelink until end of turn. | Zara Alfonso

Curious Cadaver | Creature | Zombie Detective | Flying When you sacrifice a Clue, return Curious Cadaver from your graveyard to your hand. | Peter Polach

Tin Street Gossip | Creature | Viashino Advisor | Vigilance {T}: Add {R}{G}. Spend this mana only to cast face-down spells or to turn creatures face up. | Tony Foti