As long as there are four or more card types among cards exiled with Keen-Eyed Curator, it gets +4/+4 and has trample.

: Exile target card from a graveyard.

Vanishing 2 (This creature enters with two time counters on it. At the beginning of your upkeep, remove a time counter from it. When the last is removed, sacrifice it.)

When Keldon Marauders enters or leaves the battlefield, it deals 1 damage to target player or planeswalker.

Whenever Kellan, Daring Traveler attacks, reveal the top card of your library. If it's a creature card with mana value 3 or less, put it into your hand. Otherwise, you may put it into your graveyard.

: Target green creature gains first strike until end of turn.

Whenever you activate a loyalty ability of a Chandra planeswalker, Keral Keep Disciples deals 1 damage to each opponent.

Whenever Kessig Naturalist attacks, add or . Until end of turn, you don't lose this mana as steps and phases end.

Daybound (If a player casts no spells during their own turn, it becomes night next turn.)

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.

Afflict 1 (Whenever this creature becomes blocked, defending player loses 1 life.)

Trample

Prowess (Whenever you cast a noncreature spell, this creature gets +1/+1 until end of turn.)

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

Delirium — : Transform Kindly Stranger. Activate only if there are four or more card types among cards in your graveyard.

Until end of turn, target creature gets +1/+1 for each creature you control and gains trample. It must be blocked this turn if able.

(As this Saga enters and after your draw step, add a lore counter. Sacrifice after III.)

I — Create an 8/8 blue Kraken creature token with hexproof.

II — Tap all nonland permanents target opponent controls. They don't untap during their controller's next untap step.

III — Gain control of target permanent an opponent controls. Untap it.

+1: Untap up to one target creature and up to one target land.

−2: Reveal the top four cards of your library. You may put a creature card and/or a land card from among them into your hand. Put the rest into your graveyard.

−8: You get an emblem with "Whenever a creature you control enters, you may have it fight target creature." Then create three 8/8 blue Octopus creature tokens.

+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."

+1: Conjure a card named Kraken Hatchling into your hand.

+1: Untap target creature or land. Prevent all damage that would be dealt to and dealt by that permanent until your next turn.

−3: You may sacrifice a Kraken. If you do, create an 8/8 blue Kraken creature token.

Strive — This spell costs more to cast for each target beyond the first.

Return any number of target enchantments to their owners' hands.

Flying

Creatures you control have "Whenever this creature becomes the target of a spell or ability for the first time each turn, counter that spell or ability."

Vigilance

Kithkin Rabble's power and toughness are each equal to the number of white permanents you control.

: Target creature gets +2/+2 until end of turn. When that creature leaves the battlefield this turn, sacrifice Kjeldoran Elite Guard. Activate only during combat.

At end of combat, destroy all creatures blocking or blocked by Kjeldoran Frostbeast.

: Target creature gets +1/+1 until end of turn. When that creature leaves the battlefield this turn, sacrifice Kjeldoran Guard. Activate only during combat and only if defending player controls no snow lands.

Cumulative upkeep (At the beginning of your upkeep, put an age counter on this permanent, then sacrifice it unless you pay its upkeep cost for each age counter on it.)

: Kjeldoran Javelineer deals damage equal to the number of age counters on it to target attacking or blocking creature.

If Kjeldoran Outpost would enter, sacrifice a Plains instead. If you do, put Kjeldoran Outpost onto the battlefield. If you don't, put it into its owner's graveyard.

: Add .

, : Create a 1/1 white Soldier creature token.

First strike; banding (Any creatures with banding, and up to one without, can attack in a band. Bands are blocked as a group. If any creatures with banding you control are blocking or being blocked by a creature, you divide that creature's combat damage, not its controller, among any of the creatures it's being blocked by or is blocking.)

: All combat damage that would be dealt to you by unblocked creatures this turn is dealt to Kjeldoran Royal Guard instead.

Flying; first strike; banding (Any creatures with banding, and up to one without, can attack in a band. Bands are blocked as a group. If any creatures with banding you control are blocking or being blocked by a creature, you divide that creature's combat damage, not its controller, among any of the creatures it's being blocked by or is blocking.)

Banding (Any creatures with banding, and up to one without, can attack in a band. Bands are blocked as a group. If any creatures with banding you control are blocking or being blocked by a creature, you divide that creature's combat damage, not its controller, among any of the creatures it's being blocked by or is blocking.)

First strike (This creature deals combat damage before creatures without first strike.)

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

This creature gets +1/+0 as long as any player controls a black permanent.

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

Convoke

When Knight-Errant of Eos enters, look at the top six cards of your library. You may reveal up to two creature cards with mana value X or less from among them, where X is the number of creatures that convoked Knight-Errant of Eos. Put the revealed cards into your hand, then shuffle.

Whenever Kolaghan Aspirant becomes blocked by a creature, Kolaghan Aspirant deals 1 damage to that creature.

: Kongming's Contraptions deals 2 damage to target attacking creature. Activate only during the declare attackers step and only if you've been attacked this step.

Whenever Kor Celebrant or another creature you control enters, you gain 1 life.

Inspired — Whenever Kragma Butcher becomes untapped, it gets +2/+0 until end of turn.

Whenever a player casts a blue spell, you may gain 1 life.

Creature spells you cast cost less to cast.

At the beginning of each upkeep, if a player cast two or more spells last turn, transform Krallenhorde Howler.

At the beginning of each upkeep, if a player cast two or more spells last turn, transform Krallenhorde Wantons.

Whenever you cast an instant or sorcery spell, flip a coin. If you lose the flip, return that spell to its owner's hand. If you win the flip, copy that spell, and you may choose new targets for the copy.

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

Sacrifice an artifact: Krark-Clan Grunt gets +1/+0 and gains first strike until end of turn.

, Sacrifice an artifact: Target creature can't block this turn.

, Sacrifice an artifact: Add .

If you would flip a coin, instead flip two coins and ignore one.

Undergrowth — When Kraul Foragers enters, you gain 1 life for each creature card in your graveyard.

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

Flying

, Discard a creature card: Return Kraul Swarm from your graveyard to your hand.

Reach

When Kraul Whipcracker enters, destroy target token an opponent controls.

Flying

Whenever you cast your second spell each turn, put a +1/+1 counter on Kraum, Violent Cacophony and draw a card.

At the beginning of your upkeep, roll a six-sided die. If you a roll a 1, sacrifice Krazy Kow and it deals 3 damage to each creature and each player.

Trample

Whenever a creature you control with power 4 or greater enters, put a +1/+1 counter on Kronch Wrangler.