Nick Valentine, Private Eye can't be blocked except by artifact creatures.

Whenever Nick Valentine or another artifact creature you control dies, you may investigate. (To investigate, create a Clue token. It's an artifact with ", Sacrifice this artifact: Draw a card.")

Flying

When Nicol Bolas, the Ravager enters, each opponent discards a card.

: Exile Nicol Bolas, the Ravager, then return him to the battlefield transformed under his owner's control. Activate only as a sorcery.

Night Revelers has haste as long as an opponent controls a Human.

: Put target creature card from a graveyard onto the battlefield under your control.

Target player reveals their hand. You choose a card from it. That player discards that card.

Dredge 2 (If you would draw a card, you may mill two cards instead. If you do, return this card from your graveyard to your hand.)

Flying, deathtouch

Hexproof (This creature can't be the target of spells or abilities your opponents control.)

Flying

Whenever Nightveil Sprite attacks, surveil 1. (Look at the top card of your library. You may put it into your graveyard.)

Nim Devourer gets +1/+0 for each artifact you control.

: Return Nim Devourer from your graveyard to the battlefield, then sacrifice a creature. Activate only during your upkeep.

Hexproof

If a source would deal damage to you, prevent that damage and put an incarnation counter on Nine Lives.

When there are nine or more incarnation counters on Nine Lives, exile it.

When Nine Lives leaves the battlefield, you lose the game.

Whenever you tap a Swamp for mana, add an additional .

: Nirkana Revenant gets +1/+1 until end of turn.

When Nissa, Vastwood Seer enters, you may search your library for a basic Forest card, reveal it, put it into your hand, then shuffle.

Whenever a land you control enters, if you control seven or more lands, exile Nissa, then return her to the battlefield transformed under her owner's control.

+1: Create a 0/1 green Plant creature token.

−2: Put a +1/+1 counter on each creature you control.

−7: You gain X life and draw X cards, where X is the number of lands you control.

Target creature becomes white until end of turn. Tap that creature.

Draw a card.

Defender

Whenever you cast an instant or sorcery spell, Nivix Cyclops gets +3/+0 until end of turn and can attack this turn as though it didn't have defender.

: Add .

, : Exile the top card of your library. Until your next turn, you may cast it if it's an instant or sorcery spell.

Flying

When Niv-Mizzet Reborn enters, reveal the top ten cards of your library. For each color pair, choose a card that's exactly those colors from among them. Put the chosen cards into your hand and the rest on the bottom of your library in a random order.

Flying, hexproof from multicolored

Whenever Niv-Mizzet, Guildpact deals combat damage to a player, it deals X damage to any target, target player draws X cards, and you gain X life, where X is the number of different color pairs among permanents you control that are exactly two colors.

Flying, hexproof from monocolored

Each instant and sorcery card in your graveyard that's exactly two colors has jump-start. (You may cast that card from your graveyard by discarding a card in addition to paying its other costs. Then exile it.)

Flying

You have no maximum hand size.

Whenever a source you control deals noncombat damage to an opponent, you draw that many cards.

Norin, Swift Survivalist can't block.

Whenever a creature you control becomes blocked, you may exile it. You may play that card from exile this turn.

Trample

Champion an Elemental (When this enters, sacrifice it unless you exile another Elemental you control. When this leaves the battlefield, that card returns to the battlefield.)

, : The next time a source of your choice would deal damage to you this turn, that damage is dealt to target creature of an opponent's choice instead.

Flying

Novellamental can block only creatures with flying.

When Novice Inspector enters, investigate. (Create a Clue token. It's an artifact with ", Sacrifice this artifact: Draw a card.")

When Novice Occultist dies, you draw a card and you lose 1 life.

: Add .

, : Put a +1/+1 counter on each creature that entered this turn.

Each player reveals their hand, chooses one card of each color from it, then discards all other nonland cards.

, : Create a Food token. (It's an artifact with ", , Sacrifice this artifact: You gain 3 life.")

Whenever you sacrifice a Food, create a tapped Treasure token. (It's an artifact with ", Sacrifice this artifact: Add one mana of any color.")

Kicker (You may pay an additional as you cast this spell.)

Lifelink

Menace (This creature can't be blocked except by two or more creatures.)

When this creature enters, if it was kicked, return target creature card from your graveyard to the battlefield.

Choose one —

• Search your library for up to X land cards, reveal them, put them into your hand, then shuffle.

• Nylea's Intervention deals twice X damage to each creature with flying.

Put two +1/+1 counters on target creature. (Then exile this card. You may cast the creature later from exile.)

: Add .

: Add . Spend this mana only to cast a creature spell.

, : Put a +1/+1 counter on each Frog, Rabbit, Raccoon, or Squirrel you control that entered the battlefield this turn.

Oathsworn Vampire enters tapped.

You may cast Oathsworn Vampire from your graveyard if you gained life this turn.

Casualty X. The copy isn't legendary and has starting loyalty X. (As you cast this spell, you may sacrifice a creature with power X. When you do, copy this spell. The copy becomes a token.)

+1: Each opponent loses 2 life unless they discard a card. If you control a Demon or Devil, you gain 2 life.

−2: Create a 1/1 red Devil creature token with "When this creature dies, it deals 1 damage to any target."

−7: Target player draws seven cards and loses 7 life.

Flash (You may cast this spell any time you could cast an instant.)

Enchant creature

Enchanted creature has "Discard a card: This creature gets +1/+1 until end of turn."

When you cast this spell, target opponent exiles the top four cards of their library, then you may put any number of land cards that player owns from exile onto the battlefield under your control.

Devoid (This card has no color.)

Exile target creature.

At the beginning of your end step, you may draw a card. If you do, discard a card unless a permanent entered the battlefield face down under your control this turn or you turned a permanent face up this turn.

Bestow (If you cast this card for its bestow cost, it's an Aura spell with enchant creature. It becomes a creature again if it's not attached to a creature.)

Vigilance

Enchanted creature gets +2/+2 and has vigilance.

Flying, ward

Whenever Obsessive Collector deals combat damage to a player, seek a card with mana value equal to the number of cards in your hand.

When Obsessive Skinner enters, put a +1/+1 counter on target creature.

Delirium — At the beginning of each opponent's upkeep, if there are four or more card types among cards in your graveyard, put a +1/+1 counter on target creature.

This spell costs less to cast if you have eight or more instant and/or sorcery cards in your graveyard.

Ward

Magecraft — Whenever you cast or copy an instant or sorcery spell, target creature has base power and toughness 8/8 until end of turn.

When Odunos River Trawler enters, return target enchantment creature card from your graveyard to your hand.

, Sacrifice Odunos River Trawler: Return target enchantment creature card from your graveyard to your hand.

At the beginning of your upkeep, look at the top two cards of your library, then put one of them into your graveyard.

Whenever a creature card is put into your graveyard from your library or hand, it perpetually gains "When this card leaves your graveyard, create a tapped 2/2 black Zombie creature token."

When Ogre Savant enters, if was spent to cast it, return target creature to its owner's hand.

Whenever Ohran Viper deals combat damage to a creature, destroy that creature at end of combat.

Whenever Ohran Viper deals combat damage to a player, you may draw a card.

You may exert Oketra's Avenger as it attacks. When you do, prevent all combat damage that would be dealt to it this turn. (An exerted creature won't untap during your next untap step.)

As this creature transforms into Olag, Ludevic's Hubris, it becomes a copy of a creature card exiled with it, except its name is Olag, Ludevic's Hubris, it's 4/4, and it's a legendary blue and black Zombie in addition to its other colors and types. Put a number of +1/+1 counters on Olag equal to the number of creature cards exiled with it.

Old-Growth Grove enters tapped.

: Add or .

Flying, haste

Whenever Olivia, Crimson Bride attacks, return target creature card from your graveyard to the battlefield tapped and attacking. It gains "When you don't control a legendary Vampire, exile this creature."