Lamplighter of Selhoff

When this creature enters, if you control another Zombie, you may draw a card. If you do, discard a card.

Manic Scribe

When this creature enters, each opponent mills three cards.
Delirium — At the beginning of each opponent's upkeep, if there are four or more card types among cards in your graveyard, that player mills three cards.

Nagging Thoughts

Look at the top two cards of your library. Put one of them into your hand and the other into your graveyard.
Madness {1}{U} (If you discard this card, discard it into exile. When you do, cast it for its madness cost or put it into your graveyard.)

Nephalia Moondrakes

Flying
When this creature enters, target creature gains flying until end of turn.
{4}{U}{U}, Exile this card from your graveyard: Creatures you control gain flying until end of turn.

Niblis of Dusk

Flying
Prowess (Whenever you cast a noncreature spell, this creature gets +1/+1 until end of turn.)

Clue

Ongoing Investigation

Whenever one or more creatures you control deal combat damage to a player, investigate. (Create a Clue token. It's an artifact with "{2}, Sacrifice this token: Draw a card.")
{1}{G}, Exile a creature card from your graveyard: Investigate. You gain 2 life.

Pieces of the Puzzle

Reveal the top five cards of your library. Put up to two instant and/or sorcery cards from among them into your hand and the rest into your graveyard.

Pore Over the Pages

Draw three cards, untap up to two lands, then discard a card.

Bygone Bishop

Flying
Whenever you cast a creature spell with mana value 3 or less, investigate. (Create a Clue token. It's an artifact with "{2}, Sacrifice this token: Draw a card.")

Press for Answers

Tap target creature. It doesn't untap during its controller's next untap step.
Investigate. (Create a Clue token. It's an artifact with "{2}, Sacrifice this token: Draw a card.")

Rattlechains

Flash
Flying
When this creature enters, target Spirit gains hexproof until end of turn.
You may cast Spirit spells as though they had flash.

Reckless Scholar

{T}: Target player draws a card, then discards a card.

Rise from the Tides

Zombie

Create a tapped 2/2 black Zombie creature token for each instant and sorcery card in your graveyard.

Seagraf Skaab

Silburlind Snapper

This creature can't attack unless you've cast a noncreature spell this turn.

Shadows over Innistrad