: Search your library for a card, put that card into your hand, then shuffle.

Whenever a player attacks one or more of your opponents, that attacking player creates a Treasure token.

If you would create one or more Treasure tokens, instead create those tokens plus an additional Treasure token.

Sacrifice five Treasures: Put five +1/+1 counters on Jolene.

At the beginning of combat on your turn, up to one target land you control becomes an X/X green and blue Bird creature with flying and haste until end of turn, where X is the number of cards in your hand. It's still a land.

Whenever a land creature you control deals combat damage to a player, draw a card.

At the beginning of your end step, draw a card if your library has more cards in it than target opponent's library. Otherwise, each opponent mills five cards.

Whenever you cast your second spell each turn, draw a card.

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

Menace

When Josu Vess, Lich Knight enters, if it was kicked, create eight 2/2 black Zombie Knight creature tokens with menace.

Other creatures you control get +1/+0.

Whenever a nontoken creature you control dies, Judith, the Scourge Diva deals 1 damage to any target.

, : Draw a card. If you have nine or more cards in hand, flip Jushi Apprentice.

Negative — As long as K-9, Mark I is untapped, other legendary creatures you control have ward .

Affirmative — , : Target legendary creature can't be blocked this turn.

Doctor's companion (You can have two commanders if the other is the Doctor.)

Flying, vigilance

When Kaalia, Zenith Seeker enters, look at the top six cards of your library. You may reveal an Angel card, a Demon card, and/or a Dragon card from among them and put them into your hand. Put the rest on the bottom of your library in a random order.

Whenever you commit a crime, exile up to one target black card from your graveyard and copy it. You may cast the copy. If you do, you lose 2 life. (Targeting opponents, anything they control, and/or cards in their graveyards is a crime. Copies of permanent spells become tokens.)

Whenever Kagha, Shadow Archdruid attacks, it gains deathtouch until end of turn. Mill two cards. (Put the top two cards of your library into your graveyard.)

Once during each of your turns, you may play a land or cast a permanent spell from among cards in your graveyard that were put there from your library this turn.

When Kaho, Minamo Historian enters, search your library for up to three instant cards, exile them, then shuffle.

, : You may cast a spell with mana value X from among cards exiled with Kaho without paying its mana cost.

Flying

Remove a ki counter from Kaiso, Memory of Loyalty: Prevent all damage that would be dealt to target creature this turn.

Whenever you cast your first instant spell each turn, if Kalamax, the Stormsire is tapped, copy that spell. You may choose new targets for the copy.

Whenever you copy an instant spell, put a +1/+1 counter on Kalamax.

Lifelink

If a nontoken creature an opponent controls would die, instead exile that card and create a 2/2 black Zombie creature token.

, Sacrifice another Vampire or Zombie: Put two +1/+1 counters on Kalitas, Traitor of Ghet.

Whenever one or more tokens your opponents control enter, for each of them, create a tapped token that's a copy of it. This ability triggers only once each turn.

Whenever one or more tokens you control enter, each opponent loses 1 life and you gain 1 life.

At the beginning of each player's draw step, that player draws an additional card.

Kicker <I>(You may pay an additional as you cast this spell.)</I>

Flying

When Kangee, Aerie Keeper enters, if it was kicked, put X feather counters on it.

Other Bird creatures get +1/+1 for each feather counter on Kangee, Aerie Keeper.

When Kardur, Doomscourge enters, until your next turn, creatures your opponents control attack each combat if able and attack a player other than you if able.

Whenever an attacking creature dies, each opponent loses 1 life and you gain 1 life.

Whenever you gain life, put two +1/+1 counters on Karlov of the Ghost Council.

, Remove six +1/+1 counters from Karlov of the Ghost Council: Exile target creature.

Vigilance, trample, haste

Whenever Karvanista attacks, put a +1/+1 counter on each Human you control.

Haste

When Kassandra enters, search your graveyard, hand, and library for a card named The Spear of Leonidas, put it onto the battlefield, then shuffle.

Whenever a creature you control with a legendary Equipment attached to it deals combat damage to a player, draw a card.

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.)

Flying

: Until end of turn, target noncreature artifact you control becomes an artifact creature and gains flying. If it's not a Vehicle, it has base power and toughness 1/1 until end of turn.

At the beginning of your upkeep, put a +1/+1 counter on each of up to three target noncreature artifacts.

Flying, haste

: The next instant or sorcery spell you cast this turn costs less to cast, where X is the number of Wizards you control as this ability resolves.

Flying, indestructible

Kefnet the Mindful can't attack or block unless you have seven or more cards in hand.

: Draw a card, then you may return a land you control to its owner's hand.

Whenever a commander you control attacks, put a +1/+1 counter on it.

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

Flying, vigilance

Whenever Kellan, Inquisitive Prodigy attacks, destroy up to one target artifact. If you controlled that permanent, draw a card.

Flying, lifelink

Whenever you cast a spell from anywhere other than your hand, you may cast a permanent spell with equal or lesser mana value from your hand without paying its mana cost. If you don't, you may put a land card from your hand onto the battlefield.

Menace

Whenever you sacrifice a creature, you may pay . If you do, draw a card. ( can be paid with either or .)

, Sacrifice a creature: Kels, Fight Fixer gains indestructible until end of turn.

Whenever Kemba, Kha Enduring or another Cat you control enters, attach up to one target Equipment you control to that creature.

Equipped creatures you control get +1/+1.

: Create a 2/2 white Cat creature token.

If you would scry a number of cards, scry that many cards plus one instead.

: Look at the top card of your library. If it's a Kraken, Leviathan, Octopus, or Serpent creature card, you may put it onto the battlefield. If you don't put the card onto the battlefield, you may put it on the bottom of your library.

Double strike; bushido 2 (Whenever this creature blocks or becomes blocked, it gets +2/+2 until end of turn.)

Flying

Once during each of your turns, you may cast an instant or sorcery spell from your graveyard. If a spell cast this way would be put into your graveyard, exile it instead.

At the beginning of your end step, you may sacrifice another creature. If you do, reveal cards from the top of your library until you reveal a nonlegendary creature card with lesser mana value, put it onto the battlefield, then put the rest on the bottom of your library in a random order.

Berzerker — Khârn the Betrayer attacks or blocks each combat if able.

Sigil of Corruption — When you lose control of Khârn the Betrayer, draw two cards.

The Betrayer — If damage would be dealt to Khârn the Betrayer, prevent that damage and an opponent of your choice gains control of it.

As long as Kianne's power is even, you may cast noncreature spells as though they had flash.

As long as Kianne's power is odd, you may cast creature spells as though they had flash.

Whenever you draw a card, put a +1/+1 counter on Kianne.

: Each player creates a colorless artifact token named Banana with ", Sacrifice this artifact: Add or . You gain 2 life."

Whenever an artifact an opponent controls is put into a graveyard from the battlefield, put a +1/+1 counter on each creature you control that's an Ape or a Monkey.

Whenever Kibo attacks, defending player sacrifices an artifact.

Lifelink

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

Spells you cast that target a creature cost less to cast.

Inspired — Whenever King Macar, the Gold-Cursed becomes untapped, you may exile target creature. If you do, create a Gold token. (It's an artifact with "Sacrifice this artifact: Add one mana of any color.")

Whenever you tap a nonland permanent for mana, add one mana of any type that permanent produced.

: Look at the top five cards of your library. You may put a non-Human creature card from among them onto the battlefield. Put the rest on the bottom of your library in a random order.

Other Plants and Treefolk you control get +2/+0.

At the beginning of each of your postcombat main phases, return target Plant, Treefolk, or land card from your graveyard to your hand.

At the beginning of the end step, if Kitsune Mystic is enchanted by two or more Auras, flip it.

Indestructible

As long as your devotion to red and green is less than seven, Klothys isn't a creature.

At the beginning of your first main phase, exile target card from a graveyard. If it was a land card, add or . Otherwise, you gain 2 life and Klothys deals 2 damage to each opponent.

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.

As long as you control three or more legendary creatures, Kolvori gets +4/+2 and has vigilance.

, : Look at the top six cards of your library. You may reveal a legendary creature card from among them and put it into your hand. Put the rest on the bottom of your library in a random order.

Other creatures you control get +1/+1.

Korlash, Heir to Blackblade's power and toughness are each equal to the number of Swamps you control.

: Regenerate Korlash.

Grandeur — Discard another card named Korlash, Heir to Blackblade: Search your library for up to two Swamp cards, put them onto the battlefield tapped, then shuffle.