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.)

Flying

When Knollspine Dragon enters, you may discard your hand and draw cards equal to the damage dealt to target opponent this turn.

, : Add .

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.

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

Target creature gets +2/+2 until end of turn.

Splice onto Arcane (As you cast an Arcane spell, you may reveal this card from your hand and pay its splice cost. If you do, add this card's effects to that spell.)

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.

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.)

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.

Lifelink (Damage dealt by this creature also causes you to gain that much life.)

When Koma's Faithful dies, each player mills three cards. (They each put the top three cards of their library into their graveyard.)

Vigilance, indestructible

Bushido 5 (Whenever this creature blocks or becomes blocked, it gets +5/+5 until end of turn.)

: 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.

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

: 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.

Flying

When Kor Skyfisher enters, return a permanent you control to its owner's hand.

Korlash, Heir to Blackblade's power and toughness are each equal to the number of Swamps you control.

: Regenerate Korlash.

Grandeur — Discard another card named Korlash, Heir to Blackblade: Search your library for up to two Swamp cards, put them onto the battlefield tapped, then shuffle.

: Target creature gets +1/+1 and gains intimidate until end of turn. (It can't be blocked except by artifact creatures and/or creatures that share a color with it.)

, Sacrifice a nontoken creature: Create X 1/1 green Saproling creature tokens, where X is the sacrificed creature's toughness.

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

I, II — Create a Treasure token. (It's an artifact with ", Sacrifice this artifact: Add one mana of any color.")

III — Exile the top three cards of target opponent's library. You may play those cards this turn.

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."

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.

Devoid (This card has no color.)

Pay 1 life: Add . Activate only once each turn. ( represents colorless mana.)

Krakilin enters with X +1/+1 counters on it.

: Regenerate Krakilin.

: Kranioceros gets +0/+3 until end of turn.

Sacrifice an artifact: Add .

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

: Kraul Warrior gets +3/+3 until end of turn.

Flying, haste

Whenever an opponent casts their second spell each turn, draw a card.

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

Haste

, Sacrifice an artifact: Put a +1/+1 counter on each Goblin you control.

Whenever an artifact is put into a graveyard from the battlefield, you may pay . If you do, create a 1/1 red Goblin creature token. It gains haste until end of turn.

Whenever another creature dies, you may put X +1/+1 counters on Kresh the Bloodbraided, where X is that creature's power.

Enchant creature

Storm (When you cast this spell, copy it for each spell cast before it this turn. You may choose new targets for the copies. The copies enter the battlefield as tokens.)

Enchanted creature gets +1/+0 and has vigilance.

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

When Krosan Druid enters, if it was kicked, you gain 10 life.

Target player shuffles up to two target cards from their graveyard into their library.

Flashback (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Beast spells you cast cost less to cast.

: Regenerate target Beast.

Enchant creature

When Krovikan Fetish enters, draw a card at the beginning of the next turn's upkeep.

Enchanted creature gets +1/+1.

Flying

Krovikan Mist's power and toughness are each equal to the number of Illusions on the battlefield.

Destroy target creature with power 2 or less.

Recover (When a creature is put into your graveyard from the battlefield, you may pay . If you do, return this card from your graveyard to your hand. Otherwise, exile this card.)

, Discard a nonblack card: Draw a card.

, Discard a black card: Draw two cards, then discard one of them.

Enchant creature

Cumulative upkeep or (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.)

You control enchanted creature.

When Krovikan Whispers is put into a graveyard from the battlefield, you lose 2 life for each age counter on it.

( can be paid with either or 2 life.)

Lifelink

For each in a cost, you may pay 2 life rather than pay that mana.

Whenever you cast a black spell, put a +1/+1 counter on K'rrik, Son of Yawgmoth.

Whenever another creature you control enters, Kruin Striker gets +1/+0 and gains trample until end of turn. (It can deal excess combat damage to the player or planeswalker it's attacking.)