Protection from red; 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.)

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.

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

Whenever Knotvine Paladin attacks, it gets +1/+1 until end of turn for each untapped creature you control.

Prowl (You may cast this for its prowl cost if you dealt combat damage to a player this turn with a Rogue.)

Search target opponent's library for an instant or sorcery card. You may cast that card without paying its mana cost. Then that player shuffles.

Imprint — When Knowledge Pool enters, each player exiles the top three cards of their library.

Whenever a player casts a spell from their hand, that player exiles it. If the player does, they may cast a spell from among other cards exiled with Knowledge Pool without paying its mana cost.

Whenever a Goblin you control is put into a graveyard from the battlefield, you may put a +1/+1 counter on Knucklebone Witch.

First strike

Other Kobold creatures you control have first strike.

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

Kodama of the Center Tree's power and toughness are each equal to the number of Spirits you control.

Kodama of the Center Tree has soulshift X, where X is the number of Spirits you control. (When this creature dies, you may return target Spirit card with mana value X or less from your graveyard to your hand.)

Trample

Shroud (This creature can't be the target of spells or abilities.)

Reach

Modified creatures you control have trample. (Equipment, Auras you control, and counters are modifications.)

Whenever a modified creature you control deals combat damage to a player, search your library for a basic land card, put it onto the battlefield tapped, then shuffle.

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.

When Kogla, the Titan Ape enters, it fights up to one target creature you don't control.

Whenever Kogla attacks, destroy target artifact or enchantment defending player controls.

: Return target Human you control to its owner's hand. Kogla gains indestructible until end of turn.

Flying

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

Trample

Kolaghan Forerunners's power is equal to the number of creatures you control.

Dash (You may cast this spell for its dash cost. If you do, it gains haste, and it's returned from the battlefield to its owner's hand at the beginning of the next end step.)

Dash (You may cast this spell for its dash cost. If you do, it gains haste, and it's returned from the battlefield to its owner's hand at the beginning of the next end step.)

Haste

Whenever Kolaghan Warmonger attacks, look at the top six cards of your library. You may reveal a Dragon card from among them and put it into your hand. Put the rest on the bottom of your library in a random order.

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.

As long as you control three or more legendary creatures, Kolvori gets +4/+2 and has vigilance.

, : Look at the top six cards of your library. You may reveal a legendary creature card from among them and put it into your hand. Put the rest on the bottom of your library in a random order.

Menace

Equipped creature gets +2/+2 and has menace.

Whenever Komainu Battle Armor or equipped creature deals combat damage to a player, goad each creature that player controls.

Reconfigure (: Attach to target creature you control; or unattach from a creature. Reconfigure only as a sorcery. While attached, this isn't a creature.)

Survival — At the beginning of your second main phase, if Kona, Rescue Beastie is tapped, you may put a permanent card from your hand onto the battlefield.

Konda's Banner can be attached only to a legendary creature.

Creatures that share a color with equipped creature get +1/+1.

Creatures that share a creature type with equipped creature get +1/+1.

Equip

Other creatures you control get +1/+1.

Trample

At the beginning of your upkeep, if you don't control a creature named Keeper of Kookus, Kookus deals 3 damage to you and attacks this turn if able.

: Kookus gets +1/+0 until end of turn.

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

Flying

When Kor Aeronaut enters, if it was kicked, target creature gains flying until end of turn.

Rally — Whenever Kor Bladewhirl or another Ally you control enters, creatures you control gain first strike until end of turn.

Kor Castigator can't be blocked by Eldrazi Scions.

All damage that would be dealt this turn to target creature you control by a source of your choice is dealt to another target creature instead.

As long as Kor Duelist is equipped, it has double strike. (It deals both first-strike and regular combat damage.)

Protection from red

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

: Add .

, : Prevent all combat damage that would be dealt by target attacking creature this turn.

: Tap target creature with power 3 or less.

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

When Kor Sanctifiers enters, if it was kicked, destroy target artifact or enchantment.

: Kor Sky Climber gains flying until end of turn.

Kor Spiritdancer gets +2/+2 for each Aura attached to it.

Whenever you cast an Aura spell, you may draw a card.

You may look at the top card of your library any time.

You may cast Dragon spells from the top of your library.

Deathtouch

, Remove a +1/+1 counter from a creature you control: Target creature gets -1/-1 until end of turn.

Trample

Scavenge (, Exile this card from your graveyard: Put a number of +1/+1 counters equal to this card's power on target creature. Scavenge only as a sorcery.)

Flying

Whenever Korvold, Fae-Cursed King enters or attacks, sacrifice another permanent.

Whenever you sacrifice a permanent, put a +1/+1 counter on Korvold and draw a card.

As long as Kosei, Penitent Warlord is enchanted, equipped, and has a counter on it, Kosei has "Whenever Kosei, Penitent Warlord deals combat damage to an opponent, you draw that many cards and Kosei deals that much damage to each other opponent."

: Add .

, : Add .

, : Add or .

+2: Search your library for a basic Mountain card, reveal it, put it into your hand, then shuffle.

−3: Koth, Fire of Resistance deals damage to target creature equal to the number of Mountains you control.

−7: You get an emblem with "Whenever a Mountain you control enters, this emblem deals 4 damage to any target."

Forestwalk (This creature can't be blocked as long as defending player controls a Forest.)

When Kotose, the Silent Spider enters, exile target card other than a basic land card from an opponent's graveyard. Search that player's graveyard, hand, and library for any number of cards with the same name as that card and exile them. Then that player shuffles. For as long as you control Kotose, you may play one of the exiled cards, and you may spend mana as though it were mana of any color to cast it.

( can be paid with either or 2 life.)

When you cast this spell, each opponent gets two poison counters, then each opponent with more than two cards in hand discards cards equal to the difference.

Annihinfect (Whenever this creature attacks, defending player sacrifices a permanent for each poison counter they have.)

When you cast this spell, if you have fewer than seven cards in hand, draw cards equal to the difference.

Menace

Discard a card with mana value X: Counter target spell with mana value X.

Choose two —

• Target player creates X 0/1 colorless Eldrazi Spawn creature tokens with "Sacrifice this creature: Add ."

• Target player scries X, then draws a card.

• Exile target creature with mana value X or less.

• Exile up to X target cards from graveyards.

When Kozilek's Predator enters, create two 0/1 colorless Eldrazi Spawn creature tokens. They have "Sacrifice this creature: Add ."

Devoid (This card has no color.)

Whenever you cast a colorless spell, Kozilek's Sentinel gets +1/+0 until end of turn.