|Kaalia, Zenith Seeker (3)|
Legendary Creature — Human Cleric (3/3)
When Kaalia, Zenith Seeker enters the battlefield, 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.
|Karn, the Great Creator (4)|
Legendary Planeswalker — Karn (5)
Activated abilities of artifacts your opponents control can't be activated.
+1: Until your next turn, up to one target noncreature artifact becomes an artifact creature with power and toughness each equal to its converted mana cost.
|Karn's Bastion (0)|
: Add .
, : Proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)
|Kasmina, Enigmatic Mentor (4)|
Legendary Planeswalker — Kasmina (5)
Spells your opponents cast that target a creature or planeswalker you control cost more to cast.
−2: Create a 2/2 blue Wizard creature token. Draw a card, then discard a card.
|Kasmina's Transmutation (2)|
Enchantment — Aura
Enchanted creature loses all abilities and has base power and toughness 1/1.
|Kaya, Bane of the Dead (6)|
Legendary Planeswalker — Kaya (7)
Your opponents and permanents your opponents control with hexproof can be the targets of spells and abilities you control as though they didn't have hexproof.
−3: Exile target creature.
|Kaya, Orzhov Usurper (3)|
Legendary Planeswalker — Kaya (3)
+1: Exile up to two target cards from a single graveyard. You gain 2 life if at least one creature card was exiled this way.
−1: Exile target nonland permanent with converted mana cost 1 or less.
|Kaya's Ghostform (1)|
Enchantment — Aura
Enchant creature or planeswalker you control
When enchanted permanent dies or is put into exile, return that card to the battlefield under your control.
|Kaya's Wrath (4)|
Destroy all creatures. You gain life equal to the number of creatures you controlled that were destroyed this way.
|Keeper of Fables (5)|
Creature — Cat (4/5)
Whenever one or more non-Human creatures you control deal combat damage to a player, draw a card.
|Keldon Raider (4)|
Creature — Human Warrior (4/3)
When Keldon Raider enters the battlefield, you may discard a card. If you do, draw a card.
|Kenrith, the Returned King (5)|
Legendary Creature — Human Noble (5/5)
: All creatures gain trample and haste until end of turn.
: Put a +1/+1 counter on target creature.
|Kenrith's Transformation (2)|
Enchantment — Aura
When Kenrith's Transformation enters the battlefield, draw a card.
|Kethis, the Hidden Hand (3)|
Legendary Creature — Elf Advisor (3/4)
Legendary spells you cast cost less to cast.
Exile two legendary cards from your graveyard: Until end of turn, each legendary card in your graveyard gains "You may play this card from your graveyard."
|Kiora, Behemoth Beckoner (3)|
Legendary Planeswalker — Kiora (7)
Whenever a creature with power 4 or greater enters the battlefield under your control, draw a card.
−1: Untap target permanent.
|Kiora's Dambreaker (6)|
Creature — Leviathan (5/6)
When Kiora's Dambreaker enters the battlefield, proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)
|Knight of Autumn (3)|
Creature — Dryad Knight (2/1)
When Knight of Autumn enters the battlefield, choose one —
• Put two +1/+1 counters on Knight of Autumn.
|Knight of Sorrows (5)|
Creature — Human Knight (3/3)
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 Ebon Legion (1)|
Creature — Vampire Knight (1/2)
: Knight of the Ebon Legion gets +3/+3 and gains deathtouch until end of turn.
At the beginning of your end step, if a player lost 4 or more life this turn, put a +1/+1 counter on Knight of the Ebon Legion. (Damage causes loss of life.)
|Knight of the Keep (3)|
Creature — Human Knight (3/2)
|Knight of the Last Breath (7)|
Creature — Giant Knight (4/4)
, Sacrifice another nontoken creature: Create a 1/1 white and black Spirit creature token with flying.
Afterlife 3 (When this creature dies, create three 1/1 white and black Spirit creature tokens with flying.)
|Knights' Charge (3)|
Whenever a Knight you control attacks, each opponent loses 1 life and you gain 1 life.
, Sacrifice Knights' Charge: Return all Knight creature cards from your graveyard to the battlefield.
|Korvold, Fae-Cursed King (5)|
Legendary Creature — Dragon Noble (4/4)
Whenever Korvold, Fae-Cursed King enters the battlefield or attacks, sacrifice another permanent.
|Kraul Foragers (5)|
Creature — Insect Scout (4/4)
Undergrowth — When Kraul Foragers enters the battlefield, you gain 1 life for each creature card in your graveyard.
|Kraul Harpooner (2)|
Creature — Insect Warrior (3/2)
Undergrowth — When Kraul Harpooner enters the battlefield, choose up to one target creature with flying you don't control. Kraul Harpooner gets +X/+0 until end of turn, where X is the number of creature cards in your graveyard, then you may have Kraul Harpooner fight that creature.
|Kraul Raider (3)|
Creature — Insect Warrior (2/3)
Menace (This creature can't be blocked except by two or more creatures.)
|Kraul Stinger (3)|
Creature — Insect Assassin (2/2)
|Kraul Swarm (5)|
Creature — Insect Warrior (4/1)
, Discard a creature card: Return Kraul Swarm from your graveyard to your hand.
|Krenko, Tin Street Kingpin (3)|
Legendary Creature — Goblin (1/2)
Whenever Krenko, Tin Street Kingpin attacks, put a +1/+1 counter on it, then create a number of 1/1 red Goblin creature tokens equal to Krenko's power.
|Kronch Wrangler (2)|
Creature — Human Warrior (2/1)
Whenever a creature with power 4 or greater enters the battlefield under your control, put a +1/+1 counter on Kronch Wrangler.
|Kykar, Wind's Fury (4)|
Legendary Creature — Bird Wizard (3/3)
Whenever you cast a noncreature spell, create a 1/1 white Spirit creature token with flying.