Echo (At the beginning of your upkeep, if this came under your control since the beginning of your last upkeep, sacrifice it unless you pay its echo cost.)

When Keldon Vandals enters the battlefield, destroy target artifact.

Keldon Warlord's power and toughness are each equal to the number of non-Wall creatures you control.

Double strike

Other creatures you control get +1/+0 for each Aura and Equipment attached to Kellan, the Fae-Blooded.

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.

When Kemuri-Onna enters the battlefield, target player discards a card.

Whenever you cast a Spirit or Arcane spell, you may return Kemuri-Onna to its owner's hand.

Indestructible

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

Reveal the first card you draw on each of your turns. Whenever you reveal a land card this way, draw a card. Whenever you reveal a nonland card this way, Keranos deals 3 damage to any target.

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.

Whenever Kessig Forgemaster blocks or becomes blocked by a creature, Kessig Forgemaster deals 1 damage to that creature.

At the beginning of each upkeep, if no spells were cast last turn, transform Kessig Forgemaster.

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.)

Menace

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

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."

At the beginning of each end step, put a +1/+1 counter on Khabál Ghoul for each creature that died this turn.

Trample

Other creatures you control have trample.

Menace

You may exert Khenra Scrapper as it attacks. When you do, it gets +2/+0 until end of turn. (An exerted creature won't untap during your next untap step.)

Whenever a creature you control with toughness 4 or greater dies, each opponent loses 2 life and you gain 2 life.

, Sacrifice another creature: Put a +1/+1 counter on Kheru Bloodsucker.

At the beginning of your upkeep, you may pay . If you do, return a creature card at random from your graveyard to the battlefield. It gains flying, trample, and haste. Exile that card at the beginning of your next end step. If it would leave the battlefield, exile it instead of putting it anywhere else.

Partner with Sylvia Brightspear (When this creature enters the battlefield, target player may put Sylvia into their hand from their library, then shuffle.)

Flying, haste

Knights your team controls have flying and haste.

Put a +1/+1 counter on target creature. That creature gains haste until end of turn and can't be blocked by Walls this turn. Venture into the dungeon. (Enter the first room or advance to the next room.)

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

Destroy target nonblack creature.

Gotcha — If an opponent says "kill" or "destroy," you may say "Gotcha" When you do, return Kill Destroy from your graveyard to your hand.

Killer deals 3 damage to target creature and each other creature that shares a creature type with it.

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.

For each creature, its controller sacrifices it unless they pay X life.

Whenever Kill-Zone Acrobat attacks, you may sacrifice another creature or artifact. If you do, Kill-Zone Acrobat gains flying until end of turn.

Amplify 3 <I>(As this creature enters the battlefield, put three +1/+1 counters on it for each Dragon card you reveal in your hand.)</I>

Flying

: Kilnmouth Dragon deals damage equal to the number of +1/+1 counters on it to any target.

Discard a card at random. If you do, Kindle the Carnage deals damage equal to that card's mana value to each creature. You may repeat this process any number of times.

Target creature gets +1/+0 and gains first strike until end of turn. Scry 1.

Choose a creature type. For each creature you control of the chosen type, create a token that's a copy of that creature. Those tokens gain haste. Exile them at the beginning of the next end step.

Trample (This creature can deal excess combat damage to the player or planeswalker it's attacking.)

Kinetic Augur's power is equal to the number of instant and sorcery cards in your graveyard.

When Kinetic Augur enters the battlefield, discard up to two cards, then draw that many cards.

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

I — Each player mills four cards. Then you may exile a creature or planeswalker card from each graveyard.

II, III — Until end of turn, you may cast spells from among cards exiled with King Narfi's Betrayal, and you may spend mana as though it were mana of any color to cast those spells.

Flying

Extort (Whenever you cast a spell, you may pay . If you do, each opponent loses 1 life and you gain that much life.)

Create an X/X black and green Spirit Warrior creature token, where X is the greatest toughness among creatures you control.

Kird Ape gets +1/+2 as long as you control a Forest.

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

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

Flying, haste

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.)

When Kitt Kanto enters the battlefield, create a 1/1 green and white Citizen creature token.

At the beginning of combat on each player's turn, you may tap two untapped creatures you control. When you do, target creature that player controls gets +2/+2 and gains trample until end of turn. Goad that creature.

Flying, haste

Whenever Klauth, Unrivaled Ancient attacks, add X mana in any combination of colors, where X is the total power of attacking creatures. Spend this mana only to cast spells. Until end of turn, you don't lose this mana as steps and phases end.

Indestructible

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

At the beginning of your precombat 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.

Just a second (As long as this spell is on the stack, players can't move permanents.)

One at a time, throw ten cards you own from outside the game onto the playing area from a distance of at least three feet (about one meter). For each of those cards, Knife and Death deals 1 damage to each creature or planeswalker you don't control that card is touching. You gain life equal to the damage dealt this way.

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.

First strike

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

Knight of Malice gets +1/+0 as long as any player controls a white permanent.

: 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.)

Trample

Frenzied Rampage — At the beginning of combat on your turn, choose an opponent at random. Knight Rampager attacks that player this combat if able.

When Knight Rampager dies, it deals 4 damage to target opponent chosen at random.

When Knights of the Black Rose enters the battlefield, you become the monarch.

Whenever an opponent becomes the monarch, if you were the monarch as the turn began, that player loses 2 life and you gain 2 life.

, Discard a card with mana value X: Knollspine Invocation deals X damage to any target.

Whenever you scry, you may pay . If you do, Knowledge and Power deals 2 damage to any target.

Other Kobold creatures you control get +0/+1 and have trample.

Other Kobold creatures you control get +1/+0.

Flying

When Kokusho, the Evening Star dies, each opponent loses 5 life. You gain life equal to the life lost this way.