Double strike

Whenever Jenny deals combat damage to a player, it explores. (Reveal the top card of your library. Put that card into your hand if it's a land. Otherwise, put a +1/+1 counter on this creature, then put the card back or put it into your graveyard.)

Living metal (During your turn, this Vehicle is also a creature.)

Flying

: Convert Jetfire, then adapt 3. (If it has no +1/+1 counters on it, put three +1/+1 counters on it.)

(: Add , , or .)

Jetmir's Garden enters tapped.

Cycling (, Discard this card: Draw a card.)

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

: Target creature can't be blocked this turn.

: Put two ingenuity counters on Jhoira, Ageless Innovator, then you may put an artifact card with mana value X or less from your hand onto the battlefield, where X is the number of ingenuity counters on Jhoira.

: Choose target permanent you control or suspended card you own. If that permanent or card has a time counter on it, you may remove a time counter from it or put another time counter on it.

Each creature you control with a +1/+1 counter on it has ": Add one mana of any color."

−1: Put a +1/+1 counter on target creature.

Flash

At the beginning of your end step, draw seven cards.

Each opponent's maximum hand size is reduced by seven.

Whenever a nontoken permanent is put into your graveyard from the battlefield, Jinxed Ring deals 1 damage to you.

Sacrifice a creature: Target opponent gains control of Jinxed Ring. <I>(This effect lasts indefinitely.)</I>

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.)

: Until end of turn, Jodah's Avenger gets -1/-1 and gains your choice of double strike, protection from red, vigilance, or shadow. (A creature with shadow can block or be blocked by only creatures with shadow.)

Whenever you attack with one or more creatures with power 4 or greater, create a Treasure token.

, Sacrifice a Treasure: Jolene, Plundering Pugilist deals 1 damage to any target.

Fading 4 <I>(This creature enters with four fade counters on it. At the beginning of your upkeep, remove a fade counter from it. If you can't, sacrifice it.)</I>

Remove a fade counter from Jolting Merfolk: Tap target creature.

: Support 2. (Put a +1/+1 counter on each of up to two other target creatures.)

Each creature you control gets +3/+3 until end of turn and must be blocked this turn if able.

When Joraga Visionary enters, draw a card.

Whenever Jorn attacks, untap each snow permanent you control.

Cumulative upkeep—Put two cards from a single graveyard on the bottom of their owner's library. (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.)

: Jousting Dummy gets +1/+0 until end of turn.

When Joyride Rigger enters, it assembles a Contraption. (Put the top card of your Contraption deck face up onto one of your sprockets.)

Choose target attacking or blocking creature. Scry 3, then reveal the top card of your library. Judge Unworthy deals damage equal to that card's mana value to that creature.

Whenever you cast an instant or sorcery spell, choose one —

• That spell gains deathtouch and lifelink.

• Create a 2/2 red Imp creature token with "When this creature dies, it deals 2 damage to each opponent."

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

I — Create a 1/1 green Human Monk creature token with ": Add ."

II — Put a +1/+1 counter on each of up to two target creatures.

III — Exile this Saga, then return it to the battlefield transformed under your control.

Juggernaut attacks each combat if able.

Juggernaut can't be blocked by Walls.

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

Defender (This creature can't attack.)

When Jungle Barrier enters, draw a card.

: Return Jungle Creeper from your graveyard to your hand.

Jungle Hollow enters tapped.

When Jungle Hollow enters, you gain 1 life.

: Add or .

, : Create a 0/1 green Wall creature token with defender named Wood.

Sacrifice a token named Wood: Add .

: Regenerate Jungle Troll.

: Regenerate Jungle Troll.

Reach (This creature can block creatures with flying.)

Cycling (, Discard this card: Draw a card.)

When Jungleborn Pioneer enters, create a 1/1 blue Merfolk creature token with hexproof. (It can't be the target of spells or abilities your opponents control.)

Flying, menace

When Junji, the Midnight Sky dies, choose one —

• Each opponent discards two cards and loses 2 life.

• Put target non-Dragon creature card from a graveyard onto the battlefield under your control. You lose 2 life.

When Junkyard Genius enters, create a tapped Powerstone token. (It's an artifact with ": Add . This mana can't be spent to cast a nonartifact spell.")

, Sacrifice another creature or artifact: Until end of turn, other creatures you control get +1/+0 and gain menace and haste.

Flying

Confounding Clouds — When Juvenile Mist Dragon enters, for each opponent, tap up to one target creature that player controls. Each of those creatures doesn't untap during its controller's next untap step.

Jwar Isle Refuge enters tapped.

When Jwar Isle Refuge enters, you gain 1 life.

: Add or .

Whenever Kabira Evangel or another Ally you control enters, you may choose a color. If you do, Allies you control gain protection from the chosen color until end of turn.

Destroy target creature with mana value X. If that creature dies this way, Kaervek's Purge deals damage equal to the creature's power to the creature's controller.

Enchant creature

Enchanted creature gets -X/-X, where X is the number of cards in your hand.

Companion — Each creature card in your starting deck is a Cat, Elemental, Nightmare, Dinosaur, or Beast card. (If this card is your chosen companion, you may put it into your hand from outside the game for as a sorcery.)

Vigilance

Each other creature you control that's a Cat, Elemental, Nightmare, Dinosaur, or Beast gets +1/+1 and has vigilance.

Flying, ward

When Kairi, the Swirling Sky dies, choose one —

• Return any number of target nonland permanents with total mana value 6 or less to their owners' hands.

• Mill six cards, then return up to two instant and/or sorcery cards from your graveyard to your hand.

Whenever one or more creatures you control deal combat damage to a player, you may return one of them to its owner's hand. If you do, you may activate loyalty abilities of Kaito twice this turn rather than only once.

+1: Up to one target creature can't attack or block until your next turn.

0: Draw a card.

−2: Create a 2/2 colorless Drone artifact creature token with deathtouch and "When this creature leaves the battlefield, each opponent loses 2 life and you gain 2 life."

Whenever you gain life, Kalastria Nightwatch gains flying until end of turn.

, : Destroy target creature. If that creature dies this way, create a black Vampire creature token. Its power is equal to that creature's power and its toughness is equal to that creature's toughness.

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

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

Kamahl's Sledge deals 4 damage to target creature.

Threshold — If seven or more cards are in your graveyard, instead Kamahl's Sledge deals 4 damage to that creature and 4 damage to that creature's controller.

When Kami of Bamboo Groves enters the battlefield, you may put a land card from your hand onto the battlefield tapped.

Channel — , Discard Kami of Bamboo Groves: Conjure two cards named Forest into your hand.

Whenever Kami of Mourning enters the battlefield, target creature you control or creature card in your graveyard perpetually gains "Whenever a creature you control with greater mana value than this card dies, return this card from your graveyard to the battlefield tapped."

Flying

Whenever you cast a Spirit or Arcane spell, target creature gains fear until end of turn. (It can't be blocked except by artifact creatures and/or black creatures.)

Flying, vigilance

Whenever Kangee, Sky Warden attacks, attacking creatures with flying get +2/+0 until end of turn.

Whenever Kangee blocks, blocking creatures with flying get +0/+2 until end of turn.