Cast this spell only during the declare attackers step and only if you've been attacked this step.

This turn, whenever an attacking creature deals combat damage to you, it deals that much damage to its controller.

Harsh Sustenance deals X damage to any target and you gain X life, where X is the number of creatures you control.

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

Harvest Pyre deals X damage to target creature.

Constellation — Whenever Harvestguard Alseids or another enchantment you control enters, prevent all damage that would be dealt to target creature this turn.

, , Put a -1/-1 counter on a creature you control: Hatchet Bully deals 2 damage to any target.

Whenever Haunted Cadaver deals combat damage to a player, you may sacrifice it. If you do, that player discards three cards.

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 an artifact becomes tapped or a player activates an artifact's ability without in its activation cost, Haunting Wind deals 1 damage to that artifact's controller.

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

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

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.

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.)

Prevent the next 1 damage that would be dealt to any target this turn.

Draw a card at the beginning of the next turn's upkeep.

Equipped creature gets +0/+2 and has ": Prevent the next 1 damage that would be dealt to any target this turn."

: Attach Healer's Headdress to target creature you control.

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

Choose one —

• Target player gains 3 life.

• Prevent the next 3 damage that would be dealt to any target this turn.

Cumulative upkeep (At the beginning of your upkeep, put an age counter on this permanent, then sacrifice it unless you pay its upkeep cost for each age counter on it.)

When a player doesn't pay Heart of Bogardan's cumulative upkeep, Heart of Bogardan deals X damage to target player or planeswalker and each creature that player or that planeswalker's controller controls, where X is twice the number of age counters on Heart of Bogardan minus 2.

As an additional cost to cast this spell, sacrifice a creature or planeswalker.

Heartfire deals 4 damage to any target.

Prowess (Whenever you cast a noncreature spell, this creature gets +1/+1 until end of turn.)

, Sacrifice this creature: It deals damage equal to its power to target creature or planeswalker.

Heartflame Slash deals 3 damage to any target. (Then exile this card. You may cast the creature later from exile.)

: Heartless Hidetsugu deals damage to each player equal to half that player's life total, rounded down.

When Heart-Piercer Manticore enters, you may sacrifice another creature. When you do, Heart-Piercer Manticore deals damage equal to that creature's power to any target.

Embalm (, Exile this card from your graveyard: Create a token that's a copy of it, except it's a white Zombie Manticore with no mana cost. Embalm only as a sorcery.)

Whenever a creature blocks, Heat of Battle deals 1 damage to that creature's controller.

This spell can't be countered. (This includes by the ward ability.)

Heated Debate deals 4 damage to target creature or planeswalker.

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

I, II — Investigate.

III — Heaven Sent deals 1 damage to each opponent. Then if an opponent has 0 or less life, draw seven cards. Otherwise, exile Heaven Sent and you may cast it this turn.

: Heavy Ballista deals 2 damage to target attacking or blocking creature.

When Hecatomb enters, sacrifice Hecatomb unless you sacrifice four creatures.

Tap an untapped Swamp you control: Hecatomb deals 1 damage to any target.

Whenever an artifact you control enters, Hedron Detonator deals 1 damage to target opponent.

, Sacrifice two artifacts: Exile the top card of your library. You may play that card this turn.

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.

Hell to Pay deals X damage to target creature. Create a number of tapped Treasure tokens equal to the amount of excess damage dealt to that creature this way.

Destroy all nonblack creatures. Hellfire deals X plus 3 damage to you, where X is the number of creatures that died this way.

Unleash (You may have this creature enter with a +1/+1 counter on it. It can't block as long as it has a +1/+1 counter on it.)

, Sacrifice Hellhole Flailer: Hellhole Flailer deals damage equal to its power to target player or planeswalker.

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

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

Enchant creature

As long as enchanted creature is blue, it gets +1/+1 and has "Whenever this creature deals damage to an opponent, draw a card."

As long as enchanted creature is black, it gets +1/+1 and has "Whenever this creature deals damage to an opponent, that player discards a card."

Flying

When Herald of Vengeance enters the battlefield, destroy each permanent you don't control that has the same name as a permanent that dealt damage to you last turn.

Enchant creature

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

Hexgold Slash deals 2 damage to target creature. If that creature has toxic, Hexgold Slash deals 4 damage to that creature instead.

Put a card from your hand on top of your library: Prevent all damage that would be dealt by target instant or sorcery spell this turn.

, Sacrifice a creature: Scry 2.

, : Exile the top card of your library. You may play that card this turn. When you exile a nonland card this way, Hidetsugu, Devouring Chaos deals damage equal to the exiled card's mana value to any target.

Each player can't cast more than one spell each turn.

, Sacrifice High Noon: It deals 5 damage to any target.

Ninjutsu (, Return an unblocked attacker you control to hand: Put this card onto the battlefield from your hand tapped and attacking.)

Whenever Higure, the Still Wind deals combat damage to a player, you may search your library for a Ninja card, reveal it, put it into your hand, then shuffle.

: Target Ninja creature can't be blocked this turn.

Whenever you attack with one or more Lizards, Hired Claw deals 1 damage to target opponent.

: Put a +1/+1 counter on Hired Claw. Activate only if an opponent lost life this turn and only once each turn.

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

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

Whenever a creature deals combat damage to you, if Hixus, Prison Warden entered this turn, exile that creature until Hixus leaves the battlefield. (That creature returns under its owner's control.)

Whenever Hoard Robber deals combat damage to a player, create a Treasure token. (It's an artifact with ", Sacrifice this artifact: Add one mana of any color.")

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.

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

Equipped creature has double strike.

Whenever equipped creature deals combat damage, you may put an Aura card from your hand onto the battlefield attached to it.

Equip

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

The next time a source of your choice would deal damage to any target this turn, prevent that damage. If damage from a red source is prevented this way, Honorable Passage deals that much damage to the source's controller.