Deathtouch (Any amount of damage this deals to a creature is enough to destroy it.)

At the beginning of combat on your turn, equipped creature or a creature you control named Vecna gets +X/+X until end of turn, where X is the number of cards in your hand.

Equip—Pay 1 life for each card in your hand.

Equip

As Handcuffs enters the battlefield, choose a player.

When the chosen player's hands aren't touching each other, sacrifice Handcuffs and that player sacrifices three permanents.

, : Create a 2/2 colorless Homunculus creature token. It must be represented by a unique hand and two fingers at all times, or it ceases to exist.

Hangarback Walker enters the battlefield with X +1/+1 counters on it.

When Hangarback Walker dies, create a 1/1 colorless Thopter artifact creature token with flying for each +1/+1 counter on Hangarback Walker.

, : Put a +1/+1 counter on Hangarback Walker.

As Hangman enters the battlefield, secretly note a word with six to eight letters.

: Target player who doesn't control Hangman guesses the noted word or an unguessed letter in that word. If they guess wrong, put a +1/+1 counter on Hangman. Any player may activate this ability.

When a player guesses the noted word or all of its letters, sacrifice Hangman.

, : Return target artifact or enchantment card from your graveyard to your hand.

Whenever Hans Eriksson attacks, reveal the top card of your library. If it's a creature card, put it onto the battlefield tapped and attacking defending player or a planeswalker they control. Otherwise, put that card into your hand. When you put a creature card onto the battlefield this way, it fights Hans Eriksson.

Whenever Hanweir Garrison attacks, create two 1/1 red Human creature tokens that are tapped and attacking.

(Melds with Hanweir Battlements.)

At the beginning of your upkeep, if you control four or more creatures, transform Hanweir Militia Captain.

Trample, haste

Whenever Hanweir, the Writhing Township attacks, create two 3/2 colorless Eldrazi Horror creature tokens that are tapped and attacking.

Target creature you control gains hexproof until end of turn. Remove all -1/-1 counters from it. (A creature with hexproof can't be the target of spells or abilities your opponents control.)

Sacrifice Hapless Researcher: Draw a card, then discard a card.

2 — : Add . Spend this mana only to cast noncreature spells.

3 — Infect (This permanent deals damage to creatures in the form of -1/-1 counters and to players in the form of poison counters.)

2 — 3/2

4 — 4/7

Reach

At the beginning of combat on your turn, another target creature you control gets +1/+0 until end of turn.

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

When Harald, King of Skemfar enters the battlefield, look at the top five cards of your library. You may reveal an Elf, Warrior, or Tyvar card from among them and put it into your hand. Put the rest on the bottom of your library in a random order.

At the beginning of your upkeep, put a -1/-1 counter on each creature.

Flying

: Harbinger of the Hunt deals 1 damage to each creature without flying.

: Harbinger of the Hunt deals 1 damage to each other creature with flying.

You may cast Harbinger of the Tides as though it had flash if you pay more to cast it. (You may cast it any time you could cast an instant.)

When Harbinger of the Tides enters the battlefield, you may return target tapped creature an opponent controls to its owner's hand.

Reach (This creature can block creatures with flying.)

Whenever Harbor Guardian attacks, defending player may draw a card.

Enchant creature

Enchanted creature gets +0/+2 and has ": Draw a card, then discard a card."

Whenever you crank Hard Hat Area, roll two six-sided dice. Hard Hat Area assembles a number of Contraptions equal to the difference between those results. (To assemble a Contraption, put the top card of your Contraption deck face up onto one of your sprockets.)

Whenever Hardened Berserker attacks, the next spell you cast this turn costs less to cast.

Enchant creature

Enchanted creature gets +3/+3.

Commander creatures you own have "Whenever this creature attacks a player, if no opponent has more life than that player, another target creature you control gets +X/+X until end of turn, where X is this creature's power."

Target creature you control gains vigilance and gets +X/+X until end of turn, where X is the number of creatures you control.

Prevent all combat damage that would be dealt this turn by attacking creatures.

Put all enchantments on top of their owners' libraries.

All Slivers have "When this permanent enters the battlefield, destroy target artifact or enchantment."

Enchant land you control

Enchanted land is a 4/5 green Spirit creature with vigilance and haste. It's still a land.

If enchanted land would be destroyed, instead sacrifice Harmonious Emergence and that land gains indestructible until end of turn.

Tap any number of untapped creatures you control. You gain 4 life for each creature tapped this way.

Strive — This spell costs more to cast for each target beyond the first.

Gain control of any number of target creatures until end of turn. Untap those creatures. They gain haste until end of turn.

Whenever you cast an instant or sorcery spell from your hand, you may cast target card with the same name as that spell from your graveyard. (You still pay its costs.)

Vigilance

Whenever Harnessed Snubhorn deals combat damage to a player, return target artifact or enchantment card from your graveyard to the battlefield.

Vigilance, reach

When Harold and Bob, First Numens dies, if it was a creature, return it to the battlefield. It's an Aura enchantment with enchant Forest you control and "Enchanted Forest has ‘: Add three mana of any one color. You get two rad counters.'" Harold and Bob loses all other abilities.

, : Harpoon Sniper deals X damage to target attacking or blocking creature, where X is the number of Merfolk you control.

At the beginning of combat on your turn, create a 1/1 colorless Thopter artifact creature token with flying. It gains haste until end of turn. Sacrifice it at the beginning of your next end step.

Flying

At the beginning of your upkeep, tap target creature.

Flying

When Harrier Strix enters the battlefield, tap target permanent.

: Draw a card, then discard a card.

Target player draws three cards and loses 3 life.

As Harsh Judgment enters the battlefield, choose a color.

If an instant or sorcery spell of the chosen color would deal damage to you, it deals that damage to its controller instead.

Whenever an opponent activates an ability of an artifact, creature, or land on the battlefield, if it isn't a mana ability, Harsh Mentor deals 2 damage to that player.

Target opponent reveals their hand. You choose a creature card from it. That player discards that card. Scry 1.

When Haru-Onna enters the battlefield, draw a card.

Whenever you cast a Spirit or Arcane spell, you may return Haru-Onna to its owner's hand.

Target opponent discards two cards. (Then exile this card. You may cast the creature later from exile.)

When Harvest Hand dies, return it to the battlefield transformed under your control.

As an additional cost to cast this spell, exile X cards from your graveyard.

Harvest Pyre deals X damage to target creature.

When Harvest Wurm enters the battlefield, sacrifice it unless you return a basic land card from your graveyard to your hand.

Menace

When Harvester of Misery enters the battlefield, other creatures get -2/-2 until end of turn.

, Discard Harvester of Misery: Target creature gets -2/-2 until end of turn.

When Harvester Troll enters the battlefield, you may sacrifice a creature or land. If you do, put two +1/+1 counters on Harvester Troll.