Target player sacrifices an artifact or creature. Hit deals damage to that player equal to that permanent's mana value.

Reach

Hithlain Rope can't be sacrificed.

, : Search your library for a basic land card, put it onto the battlefield tapped, then shuffle. The player to your right gains control of Hithlain Rope.

, : Draw a card. The player to your right gains control of Hithlain Rope.

Create two 1/1 colorless Sliver creature tokens.

Creatures you control are Slivers in addition to their other creature types.

Flying

: Destroy target artifact. Hoard-Smelter Dragon gets +X/+0 until end of turn, where X is that artifact's mana value.

Other Goblins you control get +1/+1.

, : Hobgoblin Bandit Lord deals damage equal to the number of Goblins that entered the battlefield under your control this turn to any target.

Spirits you control get +1/+1 and have trample and haste.

Whenever another nontoken creature you control dies, exile it. If you do, create a token that's a copy of that creature, except it's a Spirit in addition to its other types and it has "When this creature leaves the battlefield, return the exiled card to its owner's graveyard."

Lands don't untap during their controllers' untap steps.

At the beginning of each player's upkeep, that player untaps a land they control.

Enchant creature or planeswalker

When Hold for Questioning enters, tap enchanted permanent and investigate. (Create a Clue token. It's an artifact with ", Sacrifice this artifact: Draw a card.")

Enchanted permanent doesn't untap during its controller's untap step and its activated abilities can't be activated.

Blocking creatures get +7/+7 until end of turn.

, Exile a card from your hand: Return target card from your graveyard to your hand if it shares a card type with the card exiled this way. (Artifact, battle, creature, enchantment, kindred, instant, land, planeswalker, and sorcery are card types.)

Hollow Trees enters tapped.

You may choose not to untap Hollow Trees during your untap step.

At the beginning of your upkeep, if Hollow Trees is tapped, put a storage counter on it.

, Remove any number of storage counters from Hollow Trees: Add for each storage counter removed this way.

Flash (You may cast this spell any time you could cast an instant.)

Flying

When Hollowhenge Spirit enters, remove target attacking or blocking creature from combat.

Nonwhite creatures get -1/-1 until end of turn.

Enchant creature

Enchanted creature gets +1/+2.

: Add .

: Each player gains control of all creatures they own.

Whenever one or more nontoken creatures you control die, investigate. This ability triggers only once each turn. (Create a Clue token. It's an artifact with ", Sacrifice this artifact: Draw a card.")

Homura, Human Ascendant can't block.

When Homura dies, return it to the battlefield flipped.

At the beginning of your upkeep, Honden of Infinite Rage deals damage to any target equal to the number of Shrines you control.

When Honest Rutstein enters, return target creature card from your graveyard to your hand.

Creature spells you cast cost less to cast.

White creatures you control get +1/+1.

As an additional cost to cast this spell, discard a card.

Draw two cards. Amass Zombies 1. (Put a +1/+1 counter on an Army you control. It's also a Zombie. If you don't control an Army, create a 0/0 black Zombie Army creature token first.)

When Honorable Scout enters, you gain 2 life for each black and/or red creature target opponent controls.

Deathtouch

Whenever a creature you control with deathtouch attacks, each opponent loses 1 life and you gain 1 life.

Whenever a creature you control with deathtouch deals damage to a planeswalker, destroy that planeswalker.

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

Delve (Each card you exile from your graveyard while casting this spell pays for .)

Trample

Enchant creature

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

As long as enchanted creature is a Human, it has first strike.

Devoid (This card has no color.)

Flash

When you cast this spell, counter target spell an opponent controls unless they pay .

Flying

When Hopeless Nightmare enters, each opponent discards a card and loses 2 life.

When Hopeless Nightmare is put into a graveyard from the battlefield, scry 2.

: Sacrifice Hopeless Nightmare.

Menace (This creature can't be blocked except by two or more creatures.)

Horde of Boggarts's power and toughness are each equal to the number of red permanents you control.

Create three 1/1 red Goblin creature tokens.

Ravenous (This creature enters with X +1/+1 counters on it. If X is 5 or more, draw a card when it enters.)

Endless Swarm — Whenever a land you control enters, you may pay . If you do, return Hormagaunt Horde from your graveyard to your hand.

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.

Create a 4/4 green Rhino creature token with trample, then populate. (Create a token that's a copy of a creature token you control.)

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.

, : Create a 1/1 colorless Insect artifact creature token with flying and haste named Hornet. Destroy it at the beginning of the next end step.

When Hornet Harasser dies, target creature gets -2/-2 until end of turn.

Flying, deathtouch

When Hornet Queen enters, create four 1/1 green Insect creature tokens with flying and deathtouch.

Flying

Whenever a creature becomes the target of a spell or ability, destroy that creature.

Target player discards a card, then mills a card.

: Horror of the Dim gains hexproof until end of turn. (It can't be the target of spells or abilities your opponents control.)

Whenever you attack, put a +1/+1 counter on target attacking creature.

(You may cast either half. That door unlocks on the battlefield. As a sorcery, you may pay the mana cost of a locked door to unlock it.)

: Add .

, Exile a land card from your graveyard: Hostile Desert becomes a 3/4 Elemental creature until end of turn. It's still a land.

When Hostile Investigator enters, target opponent discards a card.

Whenever one or more players discard one or more cards, investigate. This ability triggers only once each turn. (Create a Clue token. It's an artifact with ", Sacrifice this artifact: Draw a card.")

Exile the top three cards of your library in a face-down pile, then exile the top three cards of your library in another face-down pile. Look at the cards in each pile, then turn a pile of your choice face up. An opponent chooses one of those piles. Put that pile into your hand and the other into your graveyard. You lose 3 life.

Up to one target creature has base power and toughness 1/1 until end of turn. Up to one other target creature has base power and toughness 4/4 until end of turn. Then Hostile Takeover deals 3 damage to each creature.

You have ten seconds to look at and rearrange the cards in your library. At the end of those ten seconds, if you're touching one or more of those cards, shuffle.