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 the battlefield, draw a card for each other permanent you control with mana value 3 or greater.

Whenever Kessig Cagebreakers attacks, create a 2/2 green Wolf creature token that's tapped and attacking for each creature card in your graveyard.

Reach (This creature can block creatures with flying.)

Deathtouch (Any amount of damage this deals to a creature is enough to destroy it.)

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.

Trample

Other creatures you control have trample.

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.

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.

: 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.

Visit — Creatures you control get +1/+0 until end of turn.

Lights — 2, 3, 6

Visit — Creatures you control get +1/+0 until end of turn.

Lights — 2, 5, 6

Visit — Creatures you control get +1/+0 until end of turn.

Lights — 3, 5, 6

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

Whenever Killer Cosplay becomes attached to a creature, choose a creature card name with an identical mana cost. That creature becomes a copy of the card with the chosen name until Killer Cosplay becomes unattached from it.

Equip

When Killer Service enters the battlefield, create a number of Food tokens equal to the number of opponents you have. (They're artifacts with ", , Sacrifice this artifact: You gain 3 life.")

At the beginning of your end step, you may pay and sacrifice a token. If you do, create a 4/4 green Rhino Warrior creature token.

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

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.

Spells you cast that refer to artifacts or Contraptions in their rules text cost less to cast.

As Kindred Discovery enters the battlefield, choose a creature type.

Whenever a creature you control of the chosen type enters the battlefield or attacks, draw a card.

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.

, : Put target green creature on top of its owner's library.

Dinosaur spells you cast cost less to cast.

When Kinsbaile Courier enters the battlefield, put a +1/+1 counter on target creature.

Encore (, Exile this card from your graveyard: For each opponent, create a token copy that attacks that opponent this turn if able. They gain haste. Sacrifice them at the beginning of the next end step. Activate only as a sorcery.)

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

Whenever a creature with power 4 or greater enters the battlefield under your control, draw a card.

−1: Untap target permanent.

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

: Target creature gets +2/+2 and gains trample until end of turn. (It can deal excess combat damage to the player or planeswalker it's attacking.)

Kitchen enters the battlefield tapped.

: Add or .

, : Investigate. (Create a Clue token. It's an artifact with ", Sacrifice this artifact: Draw a card.")

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.)

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

Flying

When Kitesail Cleric enters the battlefield, if it was kicked, tap up to two target creatures.

Flying, ward

When Kitesail Larcenist enters the battlefield, for each player, choose up to one other target artifact or creature that player controls. For as long as Kitesail Larcenist remains on the battlefield, the chosen permanents become Treasure artifacts with ", Sacrifice this artifact: Add one mana of any color" and lose all other abilities.

Whenever an attacking Kithkin or Elf is put into your graveyard from the battlefield, you may draw a card.

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

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.)

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.

Knickknack Ouphe enters the battlefield with X +1/+1 counters on it.

When Knickknack Ouphe enters the battlefield, reveal the top X cards of your library. You may put any number of Aura cards with mana value X or less from among them onto the battlefield. Then put all cards revealed this way that weren't put onto the battlefield on the bottom of your library in a random order.

First strike

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

Knight of Grace gets +1/+0 as long as any player controls a black permanent.

First strike, protection from black borders (Nothing with a black border can block, target, deal damage to, or attach to this creature.)

First strike, protection from loose lips (Nothing with an open mouth in its artwork can block, target, deal damage to, or attach to this creature.)

First strike, protection from two-word names (Nothing with exactly two words in its name can block, target, deal damage to, or attach to this creature. Hyphenated words are one word.)

Vigilance

When Knight of the New Coalition enters the battlefield, create a 2/2 white and blue Knight creature token with vigilance.

Create two 2/2 white Knight creature tokens with vigilance.

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.

This spell costs less to cast if it targets a red creature.

Knockout Blow deals 4 damage to target attacking or blocking creature and you gain 2 life.

, : Add .

: Choose a creature card in your hand. It perpetually gains haste.

Search your library for up to two basic land cards, reveal those cards, put one onto the battlefield tapped and the other into your hand, then shuffle.

Choose two —

• Return target creature card from your graveyard to your hand.

• Target player discards a card.

• Destroy target artifact.

• Kolaghan's Command deals 2 damage to any target.

: 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.

Kor Castigator can't be blocked by Eldrazi Scions.