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

Sudden Setback | Instant | | The owner of target spell or nonland permanent puts it on the top or bottom of their library. | Olivier Bernard

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

Soul Enervation | Enchantment | | Flash When Soul Enervation enters the battlefield, target creature gets -4/-4 until end of turn. Whenever one or more creature cards leave your graveyard, each opponent loses 1 life and you gain 1 life. | Domenico Cava

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

Chalk Outline | Enchantment | | Whenever one or more creature cards leave your graveyard, create a 2/2 white and blue Detective creature token, then investigate. (Create a Clue token. It's an artifact with "{2}, Sacrifice this artifact: Draw a card.") | Julia Griffin

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

Buried in the Garden | Enchantment | Aura | Enchant land When Buried in the Garden enters the battlefield, exile target nonland permanent you don't control until Buried in the Garden leaves the battlefield. Whenever enchanted land is tapped for mana, its controller adds an additional one mana of any color. | Tom Babbey

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

Detective's Satchel | Artifact | | When Detective's Satchel enters the battlefield, investigate twice. (To investigate, create a Clue token. It's an artifact with "{2}, Sacrifice this artifact: Draw a card.") {T}: Create a 1/1 colorless Thopter artifact creature token with flying. Activate only if you've sacrificed an artifact this turn. | Andrew Mar

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