0: Exile CARDNAME haunting target creature for as long as that creature remains on the battlefield.

−1: You get an emblem with, "At the beginning of your upkeep, this emblem deals 3 damage to the owner of target haunted creature."

−2: You get an emblem with, "At the beginning of your upkeep, gain control of target haunted creature for as long as it remains haunted."

Enchant creature or planeswalker you control

When enchanted permanent dies or is put into exile, return that card to the battlefield under your control.

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

Landfall — Whenever a land you control enters, Kazandu Mammoth gets +2/+2 until end of turn.

When Kederekt Leviathan enters, return all other nonland permanents to their owners' hands.

Unearth (: Return this card from your graveyard to the battlefield. It gains haste. Exile it at the beginning of the next end step or if it would leave the battlefield. Unearth only as a sorcery.)

Flying

When Keening Banshee enters, target creature gets -2/-2 until end of turn.

Draw a card for each attacking creature.

, : Choose target opponent who controls more creatures than you do as you activate this ability. Create a 2/2 green Beast creature token.

, : Choose target opponent who has at least two fewer creature cards in their graveyard than you do as you activate this ability. Destroy target nonblack creature that player controls.

You may look at face-down creatures you don't control any time.

, : Choose target opponent who has at least two more cards in hand than you do as you activate this ability. Draw a card.

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.

: Prevent the next 2 damage that would be dealt to target creature this turn.

Haste

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 Champion enters, it deals 3 damage to target player or planeswalker.

Keldon Megaliths enters tapped.

: Add .

Hellbent — , : Keldon Megaliths deals 1 damage to any target. Activate only if you have no cards in hand.

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

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

Double strike

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

Bargain (You may sacrifice an artifact, enchantment, or token as you cast this spell.)

Kellan's Lightblades deals 3 damage to target attacking or blocking creature. If this spell was bargained, destroy that creature instead.

Vigilance, haste

Kelsien, the Plague gets +1/+1 for each experience counter you have.

: Kelsien deals 1 damage to target creature you don't control. When that creature dies this turn, you get an experience counter.

At the beginning of your upkeep, create a 2/2 white Cat creature token for each Equipment attached to Kemba, Kha Regent.

: All creatures gain trample and haste until end of turn.

: Put a +1/+1 counter on target creature.

: Target player gains 5 life.

: Target player draws a card.

: Put target creature card from a graveyard onto the battlefield under its owner's control.

Bushido 1 (Whenever this creature blocks or becomes blocked, it gets +1/+1 until end of turn.)

You may pay rather than pay the mana cost for Samurai spells you cast, where X is that spell's mana value.

Companion — Your starting deck contains only cards with mana value 3 or greater and land cards. (If this card is your chosen companion, you may put it into your hand from outside the game for as a sorcery.)

When Keruga, the Macrosage enters, draw a card for each other permanent you control with mana value 3 or greater.

Whenever you cast a noncreature spell, Kessig Flamebreather deals 1 damage to each opponent.

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.

Key to the Archive enters the battlefield tapped.

When Key to the Archive enters the battlefield, draft a card from Key to the Archive's spellbook, then discard a card.

: Add two mana in any combination of colors.

, , Sacrifice Keys to the House: Search your library for a basic land card, reveal it, put it into your hand, then shuffle.

, , Sacrifice Keys to the House: Lock or unlock a door of target Room you control. Activate only as a sorcery.

Target creature you control fights target creature you don't control. (Each deals damage equal to its power to the other.)

When Khalni Gem enters, return two lands you control to their owner's hand.

: Add two mana of any one color.

This spell costs less to cast for each green creature you control.

Trample

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.)

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.

Morph (You may cast this card face down as a 2/2 creature for . Turn it face up any time for its morph cost.)

When Kheru Spellsnatcher is turned face up, counter target spell. If that spell is countered this way, exile it instead of putting it into its owner's graveyard. You may cast that card without paying its mana cost for as long as it remains exiled.

Partner with Sylvia Brightspear (When this creature enters, 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.

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

Amplify 3 <I>(As this creature enters, 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.

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.

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.

Flying

Whenever King of the Oathbreakers or another Spirit you control becomes the target of a spell, it phases out. (Treat it and anything attached to it as though they don't exist until your next turn.)

Whenever King of the Oathbreakers or another Spirit you control phases in, create a tapped 1/1 white Spirit creature token with flying.

Flying

When Kingfisher dies, draw a card.

Flying

Whenever Kinscaer Harpoonist attacks, you may have target creature lose flying until end of turn.

(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.