Confirm Suspicions | Instant | | Counter target spell.
Investigate three times. (To investigate, create a Clue token. It's an artifact with "{2}, Sacrifice this artifact: Draw a card.") | David Gaillet
From Under the Floorboards | Sorcery | | Madness {X}{B}{B} (If you discard this card, discard it into exile. When you do, cast it for its madness cost or put it into your graveyard.)
Create three tapped 2/2 black Zombie creature tokens and you gain 3 life. If this spell's madness cost was paid, instead create X of those tokens and you gain X life. | Steven Belledin
Markov Dreadknight | Creature | Vampire Knight | Flying
{2}{B}, Discard a card: Put two +1/+1 counters on Markov Dreadknight. | Darek Zabrocki
Sage of Ancient Lore | Creature | Human Shaman Werewolf | Sage of Ancient Lore's power and toughness are each equal to the number of cards in your hand.
When Sage of Ancient Lore enters the battlefield, draw a card.
At the beginning of each upkeep, if no spells were cast last turn, transform Sage of Ancient Lore. | Slawomir Maniak
Tamiyo's Journal | Legendary Artifact | | At the beginning of your upkeep, investigate. (Create a Clue token. It's an artifact with "{2}, Sacrifice this artifact: Draw a card.")
{T}, Sacrifice three Clues: Search your library for a card, put that card into your hand, then shuffle. | Chase Stone