Each historic card in your hand has cycling . (, Discard that card: Draw a card.)

Whenever you cycle a card, put a +1/+1 counter on Jo Grant.

Doctor's companion (You can have two commanders if the other is the Doctor.)

At the beginning of combat on your turn, you may have Johan gain "Johan can't attack" until end of combat. If you do, attacking doesn't cause creatures you control to tap this combat if Johan is untapped.

Lands you control have ": Add one mana of any color."

Trample

Jokulmorder enters the battlefield tapped.

When Jokulmorder enters the battlefield, sacrifice it unless you sacrifice five lands.

Jokulmorder doesn't untap during your untap step.

Whenever you play an Island, you may untap Jokulmorder.

, , Discard two cards: All lands target player controls become 3/3 creatures until end of turn. They're still lands.

At the beginning of combat on your turn, up to one target land you control becomes an X/X green and blue Bird creature with flying and haste until end of turn, where X is the number of cards in your hand. It's still a land.

Whenever a land creature you control deals combat damage to a player, draw a card.

At the beginning of your end step, draw a card if your library has more cards in it than target opponent's library. Otherwise, each opponent mills five cards.

First strike

Metalcraft — Creatures you control get +3/+0 as long as you control three or more artifacts.

Whenever you cast your second spell each turn, draw a card.

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

Menace

When Josu Vess, Lich Knight enters the battlefield, if it was kicked, create eight 2/2 black Zombie Knight creature tokens with menace.

Create X Map tokens, where X is one plus the number of opponents who control an artifact. (Then exile this card. You may cast the creature later from exile.)

At the beginning of your upkeep, exile the top four cards of your library, then roll a d20.

1–9 | You may put a land card from among those cards onto the battlefield.

10–19 | Create a 2/2 green Wolf creature token, then put a +1/+1 counter on it for each creature card among those cards.

20 | Put all permanent cards exiled with Journey to the Lost City onto the battlefield, then sacrifice it.

Jovial Evil deals X damage to target opponent, where X is twice the number of white creatures that player controls.

Other creatures you control get +1/+0.

Whenever a nontoken creature you control dies, Judith, the Scourge Diva deals 1 damage to any target.

Ninjutsu (, Return an unblocked attacker you control to hand: Put this card onto the battlefield from your hand tapped and attacking.)

Whenever Jukai Liberator deals combat damage to a player, choose land or nonland. Seek a permanent card of the chosen kind.

Flying

When Junk Diver dies, return another target artifact card from your graveyard to your hand.

When Junk Jet enters the battlefield, create a Junk token. (It's an artifact with ", Sacrifice this artifact: Exile the top card of your library. You may play that card this turn. Activate only as a sorcery.")

, Sacrifice another artifact: Double equipped creature's power until end of turn.

Equip

Whenever a nontoken artifact enters the battlefield under your control, exile a random nonland artifact card with lesser mana value from your library. You may cast that card until the end of your next turn.

Creatures with power 1 or less don't untap during their controllers' untap steps.

(Transforms from Welcome to . . . .)

Each Dinosaur card in your graveyard has escape. The escape cost is equal to the card's mana cost plus exile three other cards from your graveyard. (You may cast cards from your graveyard for their escape cost.)

: Add for each Dinosaur you control.

Cast this spell only during the declare attackers step and only if you've been attacked this step.

Destroy target attacking creature.

At the beginning of your upkeep, Juzám Djinn deals 1 damage to you.

Negative — As long as K-9, Mark I is untapped, other legendary creatures you control have ward .

Affirmative — , : Target legendary creature can't be blocked this turn.

Doctor's companion (You can have two commanders if the other is the Doctor.)

Choose any number of target players or planeswalkers. For each of them, reveal cards from the top of your library until you reveal a nonland card, Kaboom deals damage equal to that card's mana value to that player or planeswalker, then you put the revealed cards on the bottom of your library in any order.

Whenever an opponent casts a spell, Kaervek the Merciless deals damage equal to that spell's mana value to any target.

Other creatures get -1/-1.

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

, Sacrifice Kagemaro: All creatures get -X/-X until end of turn, where X is the number of cards in your hand.

When Kaho, Minamo Historian enters the battlefield, search your library for up to three instant cards, exile them, then shuffle.

, : You may cast a spell with mana value X from among cards exiled with Kaho without paying its mana cost.

Whenever Kalastria Highborn or another Vampire you control dies, you may pay . If you do, target player loses 2 life and you gain 2 life.

Vigilance

: Monstrosity 3. (If this creature isn't monstrous, put three +1/+1 counters on it and it becomes monstrous.)

When Kalemne's Captain becomes monstrous, exile all artifacts and enchantments.

Kalonian Twingrove's power and toughness are each equal to the number of Forests you control.

When Kalonian Twingrove enters the battlefield, create a green Treefolk Warrior creature token with "This creature's power and toughness are each equal to the number of Forests you control."

Haste (This creature can attack and as soon as it comes under your control.)

: Kamahl, Pit Fighter deals 3 damage to any target.

Choose one. If you control a commander as you cast this spell, you may choose both instead.

• Until end of turn, any number of target lands you control become 1/1 Elemental creatures with vigilance, indestructible, and haste. They're still lands.

• Choose target creature you don't control. Each creature you control deals damage equal to its power to that creature.

Whenever one or more tokens enter the battlefield under your opponents' control, for each of them, create a tapped token that's a copy of it. This ability triggers only once each turn.

Whenever one or more tokens enter the battlefield under your control, each opponent loses 1 life and you gain 1 life.

Whenever a modified creature you control attacks, exile the top card of your library. You may play that card this turn. (Equipment, Auras you control, and counters are modifications.)

Whenever you cast a spell from exile, put a +1/+1 counter on target creature you control.

At the beginning of each player's draw step, that player draws an additional card.

When Kami of Transmutation enters or leaves the battlefield, choose one —

• Each permanent card in your hand perpetually becomes an artifact in addition to its other types.

• Each permanent card in your hand perpetually becomes an enchantment in addition to its other types.

Improvise (Your artifacts can help cast this spell. Each artifact you tap after you're done activating mana abilities pays for .)

Ward

Whenever Kappa Cannoneer or another artifact enters the battlefield under your control, put a +1/+1 counter on Kappa Cannoneer and it can't be blocked this turn.

: Add .

: Return target legendary creature to its owner's hand.

Cowards can't block Warriors.

: Choose one that hasn't been chosen this turn —

• Kargan Intimidator gets +1/+1 until end of turn.

• Target creature becomes a Coward until end of turn.

• Target Warrior gains trample until end of turn.

Gain control of target creature or Vehicle until end of turn. Untap it. It gains haste until end of turn.

You may cast a spell with mana value 2 or less from your hand without paying its mana cost.

Whenever a spell or ability an opponent controls destroys a noncreature permanent you control, you may destroy target permanent that opponent controls.

Activated abilities of artifacts your opponents control can't be activated.

+1: Until your next turn, up to one target noncreature artifact becomes an artifact creature with power and toughness each equal to its mana value.

−2: You may reveal an artifact card you own from outside the game or choose a face-up artifact card you own in exile. Put that card into your hand.

(You may cast a legendary sorcery only if you control a legendary creature or planeswalker.)

Target player takes an extra turn after this one. Return up to one target nonland permanent to its owner's hand. Exile Karn's Temporal Sundering.

Haste

At the beginning of each player's upkeep, that player untaps Karona, False God and gains control of it.

Whenever Karona attacks, creatures of the creature type of your choice get +3/+3 until end of turn.

Cumulative upkeep—Flip a coin. (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.)

Whenever you win a coin flip, Karplusan Minotaur deals 1 damage to any target.

Whenever you lose a coin flip, Karplusan Minotaur deals 1 damage to any target of an opponent's choice.

Toxic 1 (Players dealt combat damage by this creature also get a poison counter.)

Other Rats you control have toxic 1.

When Karumonix enters the battlefield, look at the top five cards of your library. You may reveal any number of Rat cards from among them and put the revealed cards into your hand. Put the rest on the bottom of your library in a random order.

Phasing (This phases in or out before you untap during each of your untap steps. While it's phased out, it's treated as though it doesn't exist.)

Creatures with flying can't attack or block, and their activated abilities with in their costs can't be activated.

Whenever you put one or more time counters on a permanent you control, create a 1/1 white Soldier creature token.

Whenever Kate Stewart attacks, you may pay . If you do, attacking creatures get +X/+X until end of turn, where X is the number of time counters among permanents you control.

Protection from Werewolves

Human creatures you control have ": Add one mana of any of this creature's colors."

, : Put a +1/+1 counter on each creature you control.