Intimidate (This creature can't be blocked except by artifact creatures and/or creatures that share a color with it.)

Whenever Heirs of Stromkirk deals combat damage to a player, put a +1/+1 counter on it.

Until end of turn, permanents your opponents control gain "When this permanent deals damage to the player who cast Hellish Rebuke, sacrifice this permanent. You lose 2 life."

Flying

When Hellkite Courser enters the battlefield, you may put a commander you own from the command zone onto the battlefield. It gains haste. Return it to the command zone at the beginning of the next end step.

Flying, haste

: Hellkite Igniter gets +X/+0 until end of turn, where X is the number of artifacts you control.

Flying

: Hellkite Punisher gets +1/+0 until end of turn.

Flying

Whenever Hellkite Whelp attacks, it deals 1 damage to target creature defending player controls.

Trample, haste

At the beginning of the end step, sacrifice Hellspark Elemental.

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.)

, : Target creature gains banding until end of turn. (Any creatures with banding, and up to one without, can attack in a band. Bands are blocked as a group. If any creatures with banding a player controls are blocking or being blocked by a creature, that player divides that creature's combat damage, not its controller, among any of the creatures it's being blocked by or is blocking.)

When Hemlock Vial enters the battlefield, you draw a card and you lose 1 life.

, , Sacrifice Hemlock Vial: Each equipped creature and Equipment you control gains deathtouch until end of turn.

Adamant — If at least three mana of the same color was spent to cast this spell, Henge Walker enters the battlefield with a +1/+1 counter on it.

Flying, deathtouch, lifelink

: Each creature you control with flying, deathtouch, and/or lifelink gets +1/+0 until end of turn.

Devoid (This card has no color.)

Colorless spells you cast cost less to cast.

Whenever an opponent casts a spell during your turn, draw a card.

At the beginning of each upkeep, if no spells were cast last turn, transform Hermit of the Natterknolls.

Multi-threat Eliminator — Hexmark Destroyer can't be blocked except by six or more creatures.

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.)

Hickory Woodlot enters the battlefield tapped with two depletion counters on it.

, Remove a depletion counter from Hickory Woodlot: Add . If there are no depletion counters on Hickory Woodlot, sacrifice it.

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

Flying

When Hidetsugu and Kairi enters the battlefield, 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.

Whenever Highland Berserker or another Ally enters the battlefield under your control, you may have Ally creatures you control gain first strike until end of turn.

Reach

Whenever High-Rise Sawjack blocks a creature with flying, High-Rise Sawjack gets +2/+0 until end of turn.

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

Flying

Hinterland Drake can't block artifact creatures.

, 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.

As long as it's 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 the battlefield, 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 the battlefield, 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.