The next 2 damage that a source of your choice would deal to you and/or permanents you control this turn is dealt to any target instead.

Exchange your hand and graveyard.

Exile Harness Infinity.

Choose target creature. You get (three energy counters), then you may pay any amount of . Harnessed Lightning deals that much damage to that creature.

Whenever you cast a noncreature or Otter spell, you may exile the top card of your library. Until end of turn, you may play that card. This ability triggers only once each turn.

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, tap target permanent.

: Draw a card, then discard a card.

Target player draws three cards and loses 3 life.

As Harsh Judgment enters, 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, 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, sacrifice it unless you return a basic land card from your graveyard to your hand.

Menace

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

Whenever Harvestrite Host or another Rabbit you control enters, target creature you control gets +1/+0 until end of turn. Then draw a card if this is the second time this ability has resolved this turn.

Trample

Daybound (If a player casts no spells during their own turn, it becomes night next turn.)

Whenever Hasran Ogress attacks, it deals 3 damage to you unless you pay .

Replicate (When you cast this spell, copy it for each time you paid its replicate cost.)

Each Sliver spell you cast has replicate. The replicate cost is equal to its mana cost. (A copy of a permanent spell becomes a token.)

Choose up to two target creatures you don't control. For each of those creatures, create a token that's a copy of that creature. Those tokens gain haste. Exile them at the beginning of the next end step.

Wither (This deals damage to creatures in the form of -1/-1 counters.)

, : Hateflayer deals damage equal to its power to any target. ( is the untap symbol.)

When Haunt of the Dead Marshes enters, scry 1.

: Return Haunt of the Dead Marshes from your graveyard to the battlefield tapped. Activate only if you control a legendary creature.

: Put target creature card from your graveyard on top of your library.

Defender, first strike

(: Add or .)

Haunted Mire enters tapped.

: Add or .

, Pay 1 life: Add , , or .

: Put seven +1/+1 counters on Haunted Screen. It becomes a 0/0 Spirit creature in addition to its other types. Activate only once.

Flying

As Haunting Apparition enters, choose an opponent.

Haunting Apparition's power is equal to 1 plus the number of green creature cards in the chosen player's graveyard.

Whenever Hauntwoods Shrieker attacks, manifest dread. (Look at the top two cards of your library. Put one onto the battlefield face down as a 2/2 creature and the other into your graveyard. Turn it face up any time for its mana cost if it's a creature card.)

: Reveal target face-down permanent. If it's a creature card, you may turn it face up.

Haven of the Harvest enters tapped.

: Add or .

, , Exile a creature card from your graveyard: Create a 2/2 black Zombie creature token, then put a +1/+1 counter on each Zombie creature you control.

Havenwood Battleground enters tapped.

: Add .

, Sacrifice Havenwood Battleground: Add .

Havi, the All-Father has indestructible as long as there are four or more historic cards in your graveyard. (Artifacts, legendaries, and Sagas are historic.)

Sage Project — Whenever Havi or another legendary creature you control dies, return target legendary creature card with lesser mana value from your graveyard to the battlefield tapped.

Whenever you sacrifice a permanent, Havoc Jester deals 1 damage to any target.

Flying

Shroud (This creature can't be the target of spells or abilities.)

Hazardous Blast deals 1 damage to each creature your opponents control. Creatures your opponents control can't block this turn.

Whenever you attack, target creature you control gets +1/+0 until end of turn. If that creature is a token, it also gains deathtouch until end of turn.

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

When Haze Frog enters, prevent all combat damage that other creatures would deal this turn.

, Pay 2 life, Tap X untapped tokens you control: Add X mana in any combination of colors.

At the beginning of your end step, create a token that's a copy of target token you control. If that token is a Squirrel, instead create two tokens that are copies of it.

Return up to two target creature cards from your graveyard to your hand. Each opponent loses 2 life and you gain 2 life.

When Hazezon Tamar enters, create X 1/1 Sand Warrior creature tokens that are red, green, and white at the beginning of your next upkeep, where X is the number of lands you control at that time.

When Hazezon leaves the battlefield, exile all Sand Warriors.

Indestructible, haste

Hazoret the Fervent can't attack or block unless you have one or fewer cards in hand.

, Discard a card: Hazoret deals 2 damage to each opponent.

Red creature spells you cast cost less to cast.

Whenever you cast a creature spell, you may discard a card. If you do, draw a card.

Flying

, Sacrifice a Spirit: Target opponent reveals their hand. You choose a card from it. That player discards that card. Activate only as a sorcery.

Soulshift 4 (When this creature dies, you may return target Spirit card with mana value 4 or less from your graveyard to your hand.)

Whenever Headhunter deals combat damage to a player, that player discards a card.

Morph (You may cast this card face down as a 2/2 creature for . Turn it face up any time for its morph cost.)

Whenever Headless Rider or another nontoken Zombie you control dies, create a 2/2 black Zombie creature token.