When Herald of the Dreadhorde dies, amass Zombies 2. (Put two +1/+1 counters 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.)

, Sacrifice Herbal Poultice: Regenerate target creature.

Enchant creature

Enchanted creature has ": This creature deals 1 damage to any target."

Whenever you cast a spell that targets Hero of the Pride, creatures you control get +1/+0 until end of turn.

Enchant creature

Enchanted creature gets +3/+3 unless it shares a color with the most common color among all permanents or a color tied for most common.

Flying

, Exile Heron-Blessed Geist from your graveyard: Create two 1/1 white Spirit creature tokens with flying. Activate only if you control an enchantment and only as a sorcery.

Ward (Whenever this creature becomes the target of a spell or ability an opponent controls, counter it unless that player pays .)

Enlist (As this creature attacks, you may tap a nonattacking creature you control without summoning sickness. When you do, add its power to this creature's until end of turn.)

When Hexgold Slith enters, you get (two energy counters).

Whenever Hexgold Slith attacks, you may pay . If you do, it gains first strike until end of turn.

Whenever Hexgold Slith deals combat damage to a player, put a +1/+1 counter on it.

Whenever one or more creatures you control become blocked, each blocking creature gets -1/-1 until end of turn.

Hidden Cataract enters tapped.

: Add .

, , Sacrifice Hidden Cataract: Discover 4. Activate only as a sorcery. (Exile cards from the top of your library until you exile a nonland card with mana value 4 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.)

Hidden Nursery enters tapped.

: Add .

, , Sacrifice Hidden Nursery: Discover 4. Activate only as a sorcery. (Exile cards from the top of your library until you exile a nonland card with mana value 4 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.)

You may tap or untap target permanent, then you may tap or untap another target permanent.

Cipher (Then you may exile this spell card encoded on a creature you control. Whenever that creature deals combat damage to a player, its controller may cast a copy of the encoded card without paying its mana cost.)

Creatures you control gain intimidate until end of turn. (Each of those creatures can't be blocked except by artifact creatures and/or creatures that share a color with it.)

When Hierophant's Chalice enters, target opponent loses 1 life and you gain 1 life.

: Add .

Until end of turn, whenever a player taps an Island for mana, that player adds an additional .

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

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

When Highland Game dies, you gain 2 life.

Highland Lake enters tapped.

: Add or .

Reach (This creature can block creatures with flying.)

Fabricate 1 (When this creature enters, put a +1/+1 counter on it or create a 1/1 colorless Servo artifact creature token.)

Defender

When Hightide Hermit enters, you get (four energy counters).

Pay : Hightide Hermit can attack this turn as though it didn't have defender.

You may discard a card or sacrifice a land. If you do, draw two cards.

Plot (You may pay and exile this card from your hand. Cast it as a sorcery on a later turn without paying its mana cost. Plot only as a sorcery.)

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

Counter target spell unless its controller pays .

Storm (When you cast this spell, copy it for each spell cast before it this turn. You may choose new targets for the copies.)

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.

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

Deathtouch

Counter target Spirit or Arcane spell.

Whenever another creature dies, you may have Hissing Iguanar deal 1 damage to target player or planeswalker.

Tap target creature. Scry 1.

Draw a card.

: Hoar Shade gets +1/+1 until end of turn.

Whenever Hoarding Ogre attacks, roll a d20.

1–9 | Create a Treasure token. (It's an artifact with ", Sacrifice this artifact: Add one mana of any color.")

10–19 | Create two Treasure tokens.

20 | Create three Treasure tokens.

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.

Trample (This creature can deal excess combat damage to the player or planeswalker it's attacking.)

, Sacrifice another creature: Put a +1/+1 counter on Hobblefiend.

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.

Enchant creature

Enchanted creature can't attack or block and has ": Hold for Ransom's controller sacrifices it and draws a card. Activate only as a sorcery."

Whenever Hollow Dogs attacks, it gets +2/+0 until end of turn.

Enchant creature

Enchanted creature gets +0/+2.

: Enchanted creature gets +0/+1 until end of turn.

Prevent all combat damage that would be dealt this turn.

Enchant creature

Enchanted creature gets +1/+2.

When Homarid Explorer enters, target player mills four cards.

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.)

Equipped creature gets +1/+1.

Equip (: Attach to target creature you control. Equip only as a sorcery.)

: Honor Guard gets +0/+1 until end of turn.

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

When Hooded Assassin enters, choose one —

• Put a +1/+1 counter on Hooded Assassin.

• Destroy target creature that was dealt damage this turn.