Put target artifact or enchantment on the bottom of its owner's library.

Flying

When Hidetsugu and Kairi enters, draw three cards, then put two cards from your hand on top of your library in any order.

When Hidetsugu and Kairi dies, exile the top card of your library. Target opponent loses life equal to its mana value. If it's an instant or sorcery card, you may cast it without paying its mana cost.

: Add .

, Sacrifice a creature: You gain 1 life.

Highland Lake enters tapped.

: Add or .

Flash

Flying

When High-Speed Hoverbike enters, tap up to one target creature.

Crew 1 (Tap any number of creatures you control with total power 1 or more: This Vehicle becomes an artifact creature until end of turn.)

Flying

Whenever you cast a Spirit or Arcane spell, you may exile Hikari, Twilight Guardian. If you do, return it to the battlefield under its owner's control at the beginning of the next end step.

Whenever you cast a Spirit or Arcane spell, you may put a ki counter on Hired Muscle.

At the beginning of the end step, if there are two or more ki counters on Hired Muscle, you may flip it.

, Discard a card: Counter target spell if it has the same mana value as the discarded card.

You may choose not to untap Hisoka's Guard during your untap step.

, : Target creature you control other than Hisoka's Guard has shroud for as long as Hisoka's Guard remains tapped. (It can't be the target of spells or abilities.)

You can't spend mana to cast this spell.

Convoke, delve (Each creature you tap while casting this spell pays for or one mana of that creature's color. Each card you exile from your graveyard pays for .)

You may cast Hogaak, Arisen Necropolis from your graveyard.

Trample

, Sacrifice a Food: Hollow Scavenger gets +2/+2 until end of turn. Activate only once each turn.

: Add .

Tap an untapped legendary permanent you control: Untap Honor-Worn Shaku.

Return target artifact, enchantment, or land to its owner's hand.

Molting Exoskeleton — When Hook Horror dies, it perpetually gets -1/-1. Then if that card's toughness is 1 or greater, return it to the battlefield under its owner's control.

During your turn, Hookblade Veteran has flying. (It can't be blocked except by creatures with flying or reach.)

Flying

If Hook-Haunt Drifter would be put into a graveyard from anywhere, exile it instead.

Flying, protection from lands

Whenever two or more creatures you control attack a player, look at the top five cards of your library. You may reveal a creature card from among them and put it into your hand. Put the rest on the bottom of your library in a random order.

Menace

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

When Horned Stoneseeker leaves the battlefield, sacrifice a Powerstone.

When Hostage Taker enters, exile another target creature or artifact until Hostage Taker leaves the battlefield. You may cast that card for as long as it remains exiled, and mana of any type can be spent to cast that spell.

Convoke (Your creatures can help cast this spell. Each creature you tap while casting this spell pays for or one mana of that creature's color.)

Destroy all nontoken creatures.

Create a 2/2 green Wolf creature token for each Forest you control.

Whenever a permanent you control is dealt damage, Howlpack Avenger deals that much damage to any target.

: Howlpack Avenger gets +2/+0 until end of turn.

Nightbound (If a player casts at least two spells during their own turn, it becomes day next turn.)

This spell can't be countered.

, : You may put a creature card from your hand onto the battlefield. If it's a Wolf or Werewolf, untap Howlpack Piper. Activate only as a sorcery.

Daybound (If a player casts no spells during their own turn, it becomes night next turn.)

Howlpack Wolf can't block unless you control another Wolf or Werewolf.

Target creature you control gets +1/+0 until end of turn. It deals damage equal to its power to target creature an opponent controls.

Hulking Cyclops can't block.

Hulking Goblin can't block.

Hulking Ogre can't block.

Flash

This spell can't be countered.

Whenever you cast a spell, choose up to one —

• Return target spell you don't control to its owner's hand.

• Return target nonland permanent to its owner's hand.

Flying

Soulshift 4 (When this creature dies, you may return target Spirit card with mana value 4 or less from your graveyard to your hand.)

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

Morbid — Put three +1/+1 counters on that creature instead if a creature died this turn.

This spell costs less to cast if it targets a blue permanent you don't control.

This spell can't be countered.

Target creature you control gets +1/+1 until end of turn. Then it deals damage equal to its power to target creature or planeswalker you don't control.

, : Exile Hunting Kavu and target creature without flying that's attacking you.

At the beginning of your end step, if you've cast a noncreature spell this turn, reveal the top five cards of your library. For each card type among noncreature spells you've cast this turn, you may put a card of that type from among the revealed cards into your hand. Put the rest on the bottom of your library in a random order.

Return all artifacts target player owns to their hand.

This spell costs less to cast for each creature card you own in exile and in your graveyard.

Menace, deathtouch

Whenever Ian the Reckless attacks, if it's modified, you may have it deal damage equal to its power to you and any target. (Equipment, Auras you control, and counters are modifications.)

This spell costs less to cast for each snow land you control.

When Icebreaker Kraken enters, artifacts and creatures target opponent controls don't untap during that player's next untap step.

Return three snow lands you control to their owner's hand: Return Icebreaker Kraken to its owner's hand.

Trample

Remove a ki counter from Ichiga, Who Topples Oaks: Target creature gets +2/+2 until end of turn.

Target creature gets -3/-3 until end of turn.

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

Madness (If you discard this card, discard it into exile. When you do, cast it for its madness cost or put it into your graveyard.)

When Ich-Tekik, Salvage Splicer enters, create a 3/3 colorless Phyrexian Golem artifact creature token.

Whenever an artifact is put into a graveyard from the battlefield, put a +1/+1 counter on Ich-Tekik and a +1/+1 counter on each Golem you control.

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

Bushido 2 (Whenever this creature blocks or becomes blocked, it gets +2/+2 until end of turn.)

, Sacrifice a Samurai: Samurai creatures you control gain double strike until end of turn.

Menace

Whenever a creature you control deals combat damage to a player, you gain life equal to that creature's toughness.

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

: You may choose a creature card in your hand whose mana cost could be paid by some amount of, or all of, the mana you spent on . If you do, you may cast that card face down as a 2/2 creature spell without paying its mana cost. If the creature that spell becomes as it resolves has not been turned face up and would assign or deal damage, be dealt damage, or become tapped, instead it's turned face up and assigns or deals damage, is dealt damage, or becomes tapped. Activate only as a sorcery.

Enchant creature

Enchanted creature doesn't untap during its controller's untap step.

Enchanted creature has ", Discard a card: Untap this creature."

Phaeron — Whenever one or more artifact cards leave your graveyard, create two 2/2 black Necron Warrior artifact creature tokens.

Grand Strategist — At the beginning of combat on your turn, another target artifact creature you control gets +2/+2 and gains menace until end of turn.

Flying

Morph (You may cast this card face down as a 2/2 creature for . Turn it face up any time for its morph cost.)

When Imperial Hellkite is turned face up, you may search your library for a Dragon card, reveal it, put it into your hand, then shuffle.

Soulbond (You may pair this creature with another unpaired creature when either enters. They remain paired for as long as you control both of them.)

As long as Imperious Mindbreaker is paired with another creature, each of those creatures has "Whenever this creature attacks, each opponent mills cards equal to its toughness."