Enchant land

When New Horizons enters, put a +1/+1 counter on target creature you control.

Enchanted land has ": Add two mana of any one color."

: Target creature gains flying until end of turn.

: Detain target nonland permanent an opponent controls. (Until your next turn, that permanent can't attack or block and its activated abilities can't be activated.)

Menace

When Nezumi Freewheeler enters, each player mills three cards. (To mill three cards, a player puts the top three cards of their library into their graveyard.)

: Transform Nezumi Freewheeler. Activate only as a sorcery. ( can be paid with either or 2 life.)

Sacrifice Nezumi Shadow-Watcher: Destroy target Ninja.

+3: Destroy target noncreature permanent.

−2: Gain control of target creature.

−9: Nicol Bolas, Planeswalker deals 7 damage to target player or planeswalker. That player or that planeswalker's controller discards seven cards, then sacrifices seven permanents.

When Night of the Sweets' Revenge enters, create a Food token. (It's an artifact with ", , Sacrifice this artifact: You gain 3 life.")

Foods you control have ": Add ."

, Sacrifice Night of the Sweets' Revenge: Creatures you control get +X/+X until end of turn, where X is the number of Foods you control. Activate only as a sorcery.

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.)

Nighthowler and enchanted creature each get +X/+X, where X is the number of creature cards in all graveyards.

Vigilance

Threshold — As long as seven or more cards are in your graveyard, Nightwhorl Hermit gets +1/+0 and can't be blocked.

Flying

: Nightwing Shade gets +1/+1 until end of turn.

Whenever Nimana Sell-Sword or another Ally you control enters, you may put a +1/+1 counter on Nimana Sell-Sword.

When Nimblewright Schematic enters or is put into a graveyard from the battlefield, create a 1/1 colorless Construct artifact creature token.

Enchant creature

Enchanted creature gets +1/+2 and has flying.

Whenever Nine-Tail White Fox deals combat damage to a player, draw a card.

Lifelink (Damage dealt by this creature also causes you to gain that much life.)

Landfall — Whenever a land you control enters, put a loyalty counter on Nissa of Shadowed Boughs.

+1: Untap target land you control. You may have it become a 3/3 Elemental creature with haste and menace until end of turn. It's still a land.

−5: You may put a creature card with mana value less than or equal to the number of lands you control onto the battlefield from your hand or graveyard with two +1/+1 counters on it.

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: Target land you control becomes a 4/4 Elemental creature with trample. It's still a land.

+1: Untap up to four target Forests.

−7: Search your library for any number of basic land cards, put them onto the battlefield, then shuffle. Those lands become 4/4 Elemental creatures with trample. They're still lands.

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

Draw a card.

Target opponent discards two cards. You create a 2/2 black Zombie creature token with decayed. (It can't block. When it attacks, sacrifice it at end of combat.)

Flying

Attacking creatures you control get +2/+0.

When a player casts a spell or a creature attacks, exile Norin the Wary. Return it to the battlefield under its owner's control at the beginning of the next end step.

Reach (This creature can block creatures with flying.)

Whenever Norwood Warrior becomes blocked, it gets +1/+1 until end of turn.

Exile target attacking creature.

Whenever Novablast Wurm attacks, destroy all other creatures.

At the beginning of your upkeep, if you control permanents with names that include all twenty-six letters of the English alphabet, you win the game.

Reach

At the beginning of your upkeep, mill two cards.

, Exile Nyx Weaver: Return target card from your graveyard to your hand.

When Oaken Brawler enters, clash with an opponent. If you win, put a +1/+1 counter on Oaken Brawler. (Each clashing player reveals the top card of their library, then puts that card on the top or bottom. A player wins if their card had a higher mana value.)

Vigilance, trample

Whenever Oath of the Ancient Wood or another enchantment you control enters, you may put a +1/+1 counter on target creature.

Oathsworn Knight enters with four +1/+1 counters on it.

Oathsworn Knight attacks each combat if able.

If damage would be dealt to Oathsworn Knight while it has a +1/+1 counter on it, prevent that damage and remove a +1/+1 counter from it.

Whenever an opponent draws a card, Ob Nixilis, the Hate-Twisted deals 1 damage to that player.

−2: Destroy target creature. Its controller draws two cards.

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.

Flying

As long as you control a transformed permanent, Oculus Whelp has "When Oculus Whelp dies, draw a card."

Whenever Odious Witch attacks, defending player loses 1 life and you gain 1 life.

Swampwalk (This creature can't be blocked as long as defending player controls a Swamp.)

Whenever Odylic Wraith deals damage to a player, that player discards a card.

Flying, vigilance

Whenever a Dragon you control attacks, tap target nonland permanent an opponent controls. That permanent doesn't untap during its controller's next untap step.

+2: Create a Food token. (It's an artifact with ", , Sacrifice this artifact: You gain 3 life.")

+1: Target artifact or creature loses all abilities and becomes a green Elk creature with base power and toughness 3/3.

−5: Exchange control of target artifact or creature you control and target creature an opponent controls with power 3 or less.

Old Man Willow's power and toughness are each equal to the number of lands you control.

Whenever Old Man Willow attacks, you may sacrifice another creature or a token. When you do, target creature an opponent controls gets -2/-2 until end of turn.

Old-Growth Grove enters tapped.

: Add or .

Flying

Whenever another creature you control enters, you may discard a card. If you do, put a +1/+1 counter on that creature, it gains haste until end of turn, and it becomes a Vampire in addition to its other types.

Flying

Olivia's Bloodsworn can't block.

: Target Vampire gains haste until end of turn.

Whenever you cast a creature spell, choose one —

• Create a 1/1 colorless Gnome artifact creature token.

• Create a token that's a copy of target artifact token you control.

Affinity for Clowns (This spell costs less to cast for each Clown you control.)

Trample

Exile all permanents and all cards from all graveyards. Each player shuffles their hand into their library, then draws seven cards. Each player's life total becomes 10. Exile Once More with Feeling.

DCI ruling — A deck can have only one card named Once More with Feeling.

Cohort — , Tap an untapped Ally you control: You gain 2 life.

Enchant creature

Whenever enchanted creature deals combat damage to a player, you may search your library for a basic land card, put that card onto the battlefield tapped, then shuffle.

Flash

Enchant creature you control

Whenever enchanted creature or another modified creature you control dies, create X 1/1 colorless Spirit creature tokens, where X is that creature's power. (Equipment, Auras you control, and counters are modifications.)