Whenever Jungle Wurm becomes blocked, it gets -1/-1 until end of turn for each creature blocking it beyond the first.

Affinity for tokens (This spell costs less to cast for each token you control.)

Whenever a token you control enters, tap target nonland permanent an opponent controls. It doesn't untap during its controller's next untap step.

Return target creature to its owner's hand.

Madness (If you discard this card, discard it into exile. When you do, cast it for its madness cost or put it into your graveyard.)

Surge (You may cast this spell for its surge cost if you or a teammate has cast another spell this turn.)

Flying

Counter target spell unless its controller pays .

Kabira Takedown deals damage equal to the number of creatures you control to target creature or planeswalker.

Flying, ward

When Kairi, the Swirling Sky dies, choose one —

• Return any number of target nonland permanents with total mana value 6 or less to their owners' hands.

• Mill six cards, then return up to two instant and/or sorcery cards from your graveyard to your hand.

Whenever you gain life, Kalastria Nightwatch gains flying until end of turn.

(You may cast a legendary sorcery only if you control a legendary creature or planeswalker.)

Look at the top X cards of your library. You may put any number of land and/or legendary permanent cards with mana value X or less from among them onto the battlefield. Put the rest into your graveyard.

Sacrifice Kami of Ancient Law: Destroy target enchantment.

Flying

Whenever you cast a Spirit or Arcane spell, target creature gains fear until end of turn. (It can't be blocked except by artifact creatures and/or black creatures.)

If one or more +1/+1 counters would be put on a permanent you control, that many plus one +1/+1 counters are put on that permanent instead.

: Add X mana of any one color, where X is Kami of Whispered Hopes's power.

Ninjutsu

Kappa Tech-Wrecker enters with a deathtouch counter on it.

Whenever Kappa Tech-Wrecker deals combat damage to a player, you may remove a deathtouch counter from it. When you do, exile target artifact or enchantment that player controls.

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.

Whenever Karplusan Wolverine becomes blocked, you may have it deal 1 damage to any target.

Phasing (This phases in or out before you untap during each of your untap steps. While it's phased out, it's treated as though it doesn't exist.)

Creatures with flying can't attack or block, and their activated abilities with in their costs can't be activated.

Whenever you put one or more time counters on a permanent you control, create a 1/1 white Soldier creature token.

Whenever Kate Stewart attacks, you may pay . If you do, attacking creatures get +X/+X until end of turn, where X is the number of time counters among permanents you control.

Flying, lifelink, protection from Vampires

Katilda, Dawnhart Martyr's power and toughness are each equal to the number of permanents you control that are Spirits and/or enchantments.

Disturb (You may cast this card from your graveyard transformed for its disturb cost.)

Enchant creature

Enchanted creature has flying, lifelink, and protection from Vampires, and it gets +X/+X, where X is the number of permanents you control that are Spirits and/or enchantments.

If Katilda's Rising Dawn would be put into a graveyard from anywhere, exile it instead.

Destroy all creatures. You gain life equal to the number of creatures you controlled that were destroyed this way.

Whenever a commander you control deals combat damage to an opponent, it deals that much damage to each other opponent.

Partner (You can have two commanders if both have partner.)

As Keeper of the Sacred Word enters, choose a word.

Whenever an opponent says the chosen word, Keeper of the Sacred Word gets +3/+3 until end of turn.

Trample

Keldon Battlewagon can't block.

When Keldon Battlewagon attacks, sacrifice it at end of combat.

Tap an untapped creature you control: Keldon Battlewagon gets +X/+0 until end of turn, where X is the power of the creature tapped this way.

Whenever Keldon Warcaller attacks, put a lore counter on target Saga you control.

Delirium — Kessig Dire Swine has trample as long as there are four or more card types among cards in your graveyard.

: Kessig Wolf gains first strike until end of turn.

Menace

, , Exile three cards from your graveyard: Create a 3/2 red Wolf creature token.

, : Target creature deals damage to itself equal to its power.

, : Tap all other artifacts. They don't untap during their controllers' untap steps for as long as Kill Switch remains tapped.

: Killer Whale gains flying until end of turn.

Whenever Kiln Walker attacks, it gets +3/+0 until end of turn.

Flying

Creatures your opponents control enter tapped.

+1: Until your next turn, prevent all damage that would be dealt to and dealt by target permanent an opponent controls.

−1: Draw a card. You may play an additional land this turn.

−5: You get an emblem with "At the beginning of your end step, create a 9/9 blue Kraken creature token."

Destroy all creatures. They can't be regenerated.

Threshold — If seven or more cards are in your graveyard, instead destroy all creatures, then create two 1/1 white Spirit creature tokens with flying. Creatures destroyed this way can't be regenerated.

: Kitsune Loreweaver gets +0/+X until end of turn, where X is the number of cards in your hand.

Creatures you control get +X/+X until end of turn, where X is 1 plus the number of cards named Kjeldoran War Cry in all graveyards.

Choose one. If you control a commander as you cast this spell, you may choose both instead.

• Breathe Flame — Klauth's Will deals X damage to each creature without flying.

• Smash Relics — Destroy up to X target artifacts and/or enchantments.

First strike

: Knight of Dawn gains protection from the color of your choice until end of turn.

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

Your opponents can't gain life.

: Knight of Dusk's Shadow gets +1/+1 until end of turn.

Each other multicolored creature you control gets +1/+1 for each of its colors.

Knight of Sorrows can block an additional creature each combat.

Afterlife 1 (When this creature dies, create a 1/1 white and black Spirit creature token with flying.)

: Knight of the Skyward Eye gets +3/+3 until end of turn. Activate only once each turn.

Vigilance

Knight of the Widget's power and toughness are each equal to the number of Order of the Widget watermarks among permanents you control.

This spell costs less to cast if it targets a red creature.

Knockout Blow deals 4 damage to target attacking or blocking creature and you gain 2 life.

Prowl (You may cast this for its prowl cost if you dealt combat damage to a player this turn with a Rogue.)

Search target opponent's library for an instant or sorcery card. You may cast that card without paying its mana cost. Then that player shuffles.

Imprint — When Knowledge Pool enters, each player exiles the top three cards of their library.

Whenever a player casts a spell from their hand, that player exiles it. If the player does, they may cast a spell from among other cards exiled with Knowledge Pool without paying its mana cost.

Whenever a Goblin you control is put into a graveyard from the battlefield, you may put a +1/+1 counter on Knucklebone Witch.

Reach

Modified creatures you control have trample. (Equipment, Auras you control, and counters are modifications.)

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