Strive — This spell costs more to cast for each target beyond the first.

Return any number of target enchantments to their owners' hands.

Flying

Creatures you control have "Whenever this creature becomes the target of a spell or ability for the first time each turn, counter that spell or ability."

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.)

When Kiri-Onna enters, return target creature to its owner's hand.

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

Enchant creature

Enchanted creature can't attack.

Threshold — Enchanted creature can't block as long as seven or more cards are in your graveyard.

Artifacts, creatures, and lands your opponents control enter tapped.

Target player gains 7 life and draws two cards.

When Kitchen Finks enters, you gain 2 life.

Persist (When this creature dies, if it had no -1/-1 counters on it, return it to the battlefield under its owner's control with a -1/-1 counter on it.)

Equipped creature gets +0/+3.

Equip (: Attach to target creature you control. Equip only as a sorcery.)

As long as Kitesail Apprentice is equipped, it gets +1/+1 and has flying.

Kitesail Corsair has flying as long as it's attacking.

Flying, ward

When Kitesail Larcenist enters, 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.

Flying

Whenever Kitesail Skirmisher attacks, another target creature attacking the same player or planeswalker gains flying until end of turn.

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.)

Double strike

As long as you control a Giant, Kithkin Greatheart gets +1/+1 and has first strike.

: Prevent the next 1 damage that would be dealt to any target this turn.

Vigilance

Kithkin Rabble's power and toughness are each equal to the number of white permanents you control.

Flying

, Sacrifice Kithkin Spellduster: Destroy target enchantment.

Persist (When this creature dies, if it had no -1/-1 counters on it, return it to the battlefield under its owner's control with a -1/-1 counter on it.)

Kinship — At the beginning of your upkeep, you may look at the top card of your library. If it shares a creature type with Kithkin Zephyrnaut, you may reveal it. If you do, Kithkin Zephyrnaut gets +2/+2 and gains flying and vigilance until end of turn.

Vigilance

Prowess (Whenever you cast a noncreature spell, this creature gets +1/+1 until end of turn.)

: Draw a card, then discard a card.

, : Copy target instant or sorcery spell you control. You may choose new targets for the copy. Activate only if Kitsa's power is 3 or greater.

First strike

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

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

When Kitsune Dawnblade enters, you may tap target creature.

: Prevent the next 1 damage that would be dealt to any target this turn.

: Prevent all damage that would be dealt to target legendary creature this turn.

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

Protection from Spirits and from Arcane

Kiyomaro, First to Stand's power and toughness are each equal to the number of cards in your hand.

As long as you have four or more cards in hand, Kiyomaro has vigilance.

Whenever Kiyomaro deals damage, if you have seven or more cards in hand, you gain 7 life.

First strike, protection from even collector numbers (Nothing with an even collector number can block, target, deal damage to, or attach to this creature.)

First strike, protection from odd collector numbers (Nothing with an odd collector number can block, target, deal damage to, or attach to this creature.)

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

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.

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

: Regenerate Krakilin.

Whenever Krenko, Tin Street Kingpin attacks, put a +1/+1 counter on it, then create a number of 1/1 red Goblin creature tokens equal to Krenko's power.

Other creatures have base power and toughness 2/2 and are Bears in addition to their other types.

If you would put one or more counters on a creature or planeswalker you control or on yourself, put that many plus one of each of those kinds of counters on that permanent or player instead.

Choose a Background (You can have a Background as a second commander.)

Last Kiss deals 2 damage to target creature and you gain 2 life.

Enchant creature

Enchanted creature has ": This creature deals 1 damage to target creature."

As long as enchanted creature is a Wizard, it has ": This creature deals 2 damage to target creature."

: Add . If you control four or more creatures, add instead.

Flying

, Sacrifice Lieutenant Kirtar: Exile target attacking creature.

Changeling (This card is every creature type.)

When Littjara Kinseekers enters, if you control three or more creatures that share a creature type, put a +1/+1 counter on Littjara Kinseekers, then scry 1.

When Lord Skitter's Blessing enters, create a Wicked Role token attached to target creature you control. (Enchanted creature gets +1/+1. When this Aura is put into a graveyard, each opponent loses 1 life.)

At the beginning of your draw step, if you control an enchanted creature, you lose 1 life and you draw an additional card.

Mutate (If you cast this spell for its mutate cost, put it over or under target non-Human creature you own. They mutate into the creature on top plus all abilities from under it.)

Whenever this creature mutates, return target instant or sorcery card from your graveyard to your hand.

Reveal Lurking Automaton as you draft it and note how many cards you've drafted this draft round, including Lurking Automaton.

Lurking Automaton enters with X +1/+1 counters on it, where X is the highest number you noted for cards named Lurking Automaton.

Bloodthirst 1 (If an opponent was dealt damage this turn, this creature enters with a +1/+1 counter on it.)

Islandwalk (This creature can't be blocked as long as defending player controls an Island.)

Pay half your life, rounded up: Lurking Evil becomes a 4/4 Phyrexian Horror creature with flying.

( can be paid with either or .)

, : Look at the top card of target player's library. You may put that card into that player's graveyard.

Whenever Lurking Nightstalker attacks, it gets +2/+0 until end of turn.

Lurking Roper doesn't untap during your untap step.

Whenever you gain life, untap Lurking Roper.

Enchant creature

Enchanted creature gets +3/+0 and has menace.

Flying

Landfall — Whenever a land you control enters, tap target creature an opponent controls.