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

Counter target spell that targets you or a permanent you control.

Draw a card.

Target player reveals their hand. That player discards all nonland cards with the same name as another card in their hand.

Flying

Hinterland Drake can't block artifact creatures.

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

Hinterland Scourge must be blocked if able.

At the beginning of each upkeep, if a player cast two or more spells last turn, transform Hinterland Scourge.

Defender

, : Target opponent loses 2 life, then reveals a card at random from their hand.

Whenever Historian's Boon or another nontoken enchantment enters the battlefield under your control, create a 1/1 white Soldier creature token.

Whenever the final chapter ability of a Saga you control triggers, create a 4/4 white Angel creature token with flying and vigilance.

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

I, II — Create a 2/2 white Knight creature token with vigilance.

III — Knights you control get +2/+1 until end of turn.

Discover 10. If the discovered card's mana value is less than 10, create a number of tapped Treasure tokens equal to the difference. (To discover 10, exile cards from the top of your library until you exile a nonland card with mana value 10 or less. Cast it without paying its mana cost or put it into your hand. Put the rest on the bottom in a random order.)

Tap target creature. Scry 1.

Draw a card.

If you control two or more other lands, Hive of the Eye Tyrant enters the battlefield tapped.

: Add .

: Until end of turn, Hive of the Eye Tyrant becomes a 3/3 black Beholder creature with menace and "Whenever this creature attacks, exile target card from defending player's graveyard." It's still a land.

Whenever Hiveheart Shaman attacks, you may search your library for a basic land card that doesn't share a land type with a land you control, put that card onto the battlefield, then shuffle.

: Create a 1/1 green Insect creature token. Put X +1/+1 counters on it, where X is the number of basic land types among lands you control. Activate only as a sorcery.

You may choose not to untap Hivis of the Scale during your untap step.

: Gain control of target Dragon for as long as you control Hivis and Hivis remains tapped.

Hobbit's Sting deals X damage to target creature, where X is the number of creatures you control plus the number of Foods you control.

Pack tactics — Whenever Hobgoblin Captain attacks, if you attacked with creatures with total power 6 or greater this combat, Hobgoblin Captain gains first strike until end of turn.

Hoisted Hireling has flying as long as it's being held above the battlefield.

Prevent the next 7 damage that would be dealt to any target this turn.

Creatures you control get +0/+1 for each Gate you control and have vigilance.

: Add . ( represents colorless mana.)

, Tap an untapped creature you control: Add one mana of any color.

Flying

Whenever Hollow Specter deals combat damage to a player, you may pay . If you do, that player reveals X cards from their hand and you choose one of them. That player discards that card.

At the beginning of your upkeep, if you have no cards in hand, each opponent loses 2 life.

At the beginning of each opponent's upkeep, if that player has no cards in hand, they lose 2 life.

Hexproof

Other permanents you control have hexproof.

At the beginning of combat on your turn, put two +1/+1 counters on each creature you control.

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

, : Tap target creature. If that creature is a Zombie, exile it.

Enchant creature

Enchanted creature gets +2/+2 and has protection from creatures.

Put a +1/+1 counter on target creature you control. It gains vigilance until end of turn.

Flashback (You may cast this card from your graveyard for its flashback cost. Then exile it.)

At the beginning of your end step, if Homicidal Brute didn't attack this turn, tap Homicidal Brute, then transform it.

Homing Lightning deals 4 damage to target creature and each other creature with the same name as that creature.

Creatures you control get +2/+2 and have flying and ": This creature gets +1/+0 until end of turn."

At the beginning of your upkeep, target opponent discards a card for each Shrine you control.

When Honey Mammoth enters the battlefield, you gain 4 life.

Exile all creature cards from all graveyards. You gain 1 life for each card exiled this way.

Vigilance

If you would gain life, you gain that much life plus 1 instead.

Honor Troll gets +2/+1 as long as you have 25 or more life.

Whenever Honored Crop-Captain attacks, other attacking creatures get +1/+0 until end of turn.

Whenever you draw a card, you may put a hoofprint counter on Hoofprints of the Stag.

, Remove four hoofprint counters from Hoofprints of the Stag: Create a 4/4 white Elemental creature token with flying. Activate only during your turn.

Flying

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

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 the battlefield, 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 the battlefield with X +1/+1 counters on it. If X is 5 or more, draw a card when it enters.)

Endless Swarm — Whenever a land enters the battlefield under your control, 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 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.

, : 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 the battlefield, 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.