Lifelink

When Intrepid Adversary enters the battlefield, you may pay any number of times. When you pay this cost one or more times, put that many valor counters on Intrepid Adversary.

Creatures you control get +1/+1 for each valor counter on Intrepid Adversary.

Vigilance

When Intrusive Packbeast enters the battlefield, tap up to two target creatures your opponents control.

(As a Siege enters, choose an opponent to protect it. You and others can attack it. When it's defeated, exile it, then cast it transformed.)

When Invasion of Belenon enters the battlefield, create a 2/2 white and blue Knight creature token with vigilance.

(As a Siege enters, choose an opponent to protect it. You and others can attack it. When it's defeated, exile it, then cast it transformed.)

When Invasion of Gobakhan enters the battlefield, look at target opponent's hand. You may exile a nonland card from it. For as long as that card remains exiled, its owner may play it. A spell cast this way costs more to cast.

(As a Siege enters, choose an opponent to protect it. You and others can attack it. When it's defeated, exile it, then cast it transformed.)

When Invasion of New Phyrexia enters the battlefield, create X 2/2 white and blue Knight creature tokens with vigilance.

(As a Siege enters, choose an opponent to protect it. You and others can attack it. When it's defeated, exile it, then cast it transformed.)

When Invasion of Theros enters the battlefield, search your library for an Aura, God, or Demigod card, reveal it, put it into your hand, then shuffle.

(As a Siege enters, choose an opponent to protect it. You and others can attack it. When it's defeated, exile it, then cast it transformed.)

When Invasion of Xerex enters the battlefield, return up to one target creature to its owner's hand.

When Inverted Iceberg enters the battlefield, mill a card, then draw a card. (To mill a card, put the top card of your library into your graveyard.)

Craft with artifact (, Exile this artifact, Exile another artifact you control or an artifact card from your graveyard: Return this card transformed under its owner's control. Craft only as a sorcery.)

Landfall — Whenever a land enters the battlefield under your control, you may put a quest counter on Ior Ruin Expedition.

Remove three quest counters from Ior Ruin Expedition and sacrifice it: Draw two cards.

When Ironclad Slayer enters the battlefield, you may return target Aura or Equipment card from your graveyard to your hand.

Changeling (This card is every creature type.)

When Irregular Cohort enters the battlefield, create a 2/2 colorless Shapeshifter creature token with changeling.

Flying

When Isperia's Skywatch enters the battlefield, detain target creature an opponent controls. (Until your next turn, that creature can't attack or block and its activated abilities can't be activated.)

When Ivory Giant enters the battlefield, tap all nonwhite creatures.

Suspend 5— (Rather than cast this card from your hand, you may pay and exile it with five time counters on it. At the beginning of your upkeep, remove a time counter. When the last is removed, you may cast it without paying its mana cost. It has haste.)

As Ixidron enters the battlefield, turn all other nontoken creatures face down. (They're 2/2 creatures.)

Ixidron's power and toughness are each equal to the number of face-down creatures on the battlefield.

Flying

When Jace's Mindseeker enters the battlefield, target opponent mills five cards. You may cast an instant or sorcery spell from among them without paying its mana cost.

Return target permanent card in an opponent's graveyard to the battlefield under their control. When that permanent enters the battlefield, return up to one target permanent card with equal or lesser mana value from your graveyard to the battlefield.

Whenever Jedit Ojanen, Mercenary or another legendary creature enters the battlefield under your control, you may pay . If you do, create a 2/2 green Cat Warrior creature token with forestwalk. (It can't be blocked as long as defending player controls a Forest.)

When Jeering Homunculus enters the battlefield, you may goad target creature. (Until your next turn, that creature attacks each combat if able and attacks a player other than you if able.)

As Jihad enters the battlefield, choose a color and an opponent.

White creatures get +2/+1 as long as the chosen player controls a nontoken permanent of the chosen color.

When the chosen player controls no nontoken permanents of the chosen color, sacrifice Jihad.

Fading 4 <I>(This creature enters the battlefield 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.

This spell costs less to cast for each creature in your party. (Your party consists of up to one each of Cleric, Rogue, Warrior, and Wizard.)

When Journey to Oblivion enters the battlefield, exile target nonland permanent an opponent controls until Journey to Oblivion leaves the battlefield.

Affinity for tokens (This spell costs less to cast for each token you control.)

Whenever a token enters the battlefield under your control, tap target nonland permanent an opponent controls. It doesn't untap during its controller's next untap step.

You may have Jwari Shapeshifter enter the battlefield as a copy of any Ally creature on the battlefield.

When Kabira Outrider enters the battlefield, target creature gets +1/+1 until end of turn for each creature in your party. (Your party consists of up to one each of Cleric, Rogue, Warrior, and Wizard.)

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

Flying, protection from black

Echo (At the beginning of your upkeep, if this came under your control since the beginning of your last upkeep, sacrifice it unless you pay its echo cost.)

When Karmic Guide enters the battlefield, return target creature card from your graveyard to the battlefield.

When Kederekt Leviathan enters the battlefield, return all other nonland permanents to their owners' hands.

Unearth (: Return this card from your graveyard to the battlefield. It gains haste. Exile it at the beginning of the next end step or if it would leave the battlefield. Unearth only as a sorcery.)

When Keeper of Keys enters the battlefield, you become the monarch.

At the beginning of your upkeep, if you're the monarch, creatures you control can't be blocked this turn.

For Mirrodin (When this Equipment enters the battlefield, create a 2/2 red Rebel creature token, then attach this to it.)

Equipped creature gets +1/+1 for each creature you control.

Equip

Homunculus Servant — When Kenku Artificer enters the battlefield, put three +1/+1 counters on up to one target noncreature artifact. That artifact becomes a 0/0 Homunculus artifact creature with flying.

As Kindred Boon enters the battlefield, choose a creature type.

: Put a divinity counter on target creature you control of the chosen type.

Each creature you control with a divinity counter on it has indestructible.

Double strike

When Kinjalli's Dawnrunner enters the battlefield, 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.)

Kinsbaile Borderguard enters the battlefield with a +1/+1 counter on it for each other Kithkin you control.

When Kinsbaile Borderguard dies, create a 1/1 white Kithkin Soldier creature token for each counter on it.

When Kinsbaile Skirmisher enters the battlefield, target creature gets +1/+1 until end of turn.

When Kiri-Onna enters the battlefield, 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.

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

Flying

When Kitesail Cleric enters the battlefield, if it was kicked, tap up to two target creatures.

When Kithkin Harbinger enters the battlefield, you may search your library for a Kithkin card, reveal it, then shuffle and put that card on top.

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

When Kitsune Dawnblade enters the battlefield, you may tap target creature.

Suspend 5— (Rather than cast this card from your hand, you may pay and exile it with five time counters on it. At the beginning of your upkeep, remove a time counter. When the last is removed, you may cast it without paying its mana cost. It has haste.)

When Knight of Old Benalia enters the battlefield, other creatures you control get +1/+1 until end of turn.

Vigilance

When Knight of the New Coalition enters the battlefield, create a 2/2 white and blue Knight creature token with vigilance.

When Knight-Captain of Eos enters the battlefield, create two 1/1 white Soldier creature tokens.

, Sacrifice a Soldier: Prevent all combat damage that would be dealt this turn.

Enchant creature

When Knightly Valor enters the battlefield, create a 2/2 white Knight creature token with vigilance. (Attacking doesn't cause it to tap.)

Enchanted creature gets +2/+2 and has vigilance.

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

Flying

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

When Kor Cartographer enters the battlefield, you may search your library for a Plains card, put it onto the battlefield tapped, then shuffle.

Rally — Whenever Kor Entanglers or another Ally enters the battlefield under your control, tap target creature an opponent controls.

When Kor Outfitter enters the battlefield, you may attach target Equipment you control to target creature you control.

Flying

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

Flash

Flying

When Kyodai, Soul of Kamigawa enters the battlefield, another target permanent gains indestructible for as long as you control Kyodai.

: Kyodai gets +5/+5 until end of turn.

Flying

Celebration — At the beginning of your end step, if two or more nonland permanents entered the battlefield under your control this turn, draw a card.