Haste

Halam Djinn gets -2/-2 as long as red is the most common color among all permanents or is tied for most common.

Whenever you cast a creature spell, Halcyon Glaze becomes a 4/4 Illusion creature with flying in addition to its other types until end of turn.

Halimar Depths enters tapped.

When Halimar Depths enters, look at the top three cards of your library, then put them back in any order.

: Add .

Level up (: Put a level counter on this. Level up only as a sorcery.)

LEVEL 1-4

0/6

LEVEL 5+

6/6

Islandwalk (This creature can't be blocked as long as defending player controls an Island.)

Hall of the Bandit Lord enters tapped.

, Pay 3 life: Add . If that mana is spent on a creature spell, it gains haste.

Prevent all damage target spell would deal this turn. You gain life equal to the damage prevented this way.

(: Add or .)

As Hallowed Fountain enters, you may pay 2 life. If you don't, it enters tapped.

: Prevent the next 2 damage that would be dealt to any target this turn.

Threshold — : Prevent the next 4 damage that would be dealt to any target this turn. Activate only if seven or more cards are in your graveyard.

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

When Halo Hunter enters, destroy target Angel.

Whenever Hamlet Captain attacks or blocks, other Humans you control get +1/+1 until end of turn.

, , Discard a card: Destroy all artifacts with mana value X or less.

Creatures you control have haste.

, , Sacrifice a land: Create a 3/3 colorless Golem enchantment artifact creature token.

: Hammerfist Giant deals 4 damage to each creature without flying and each player.

: Add .

: Target creature loses all landwalk abilities until end of turn.

, Sacrifice Hana Kami: Return target Arcane card from your graveyard to your hand.

Protection from white

Bushido 1 (Whenever this creature blocks or becomes blocked, it gets +1/+1 until end of turn.)

You may sacrifice four Eldrazi Spawn rather than pay this spell's mana cost.

Annihilator 1 (Whenever this creature attacks, defending player sacrifices a permanent of their choice.)

, Tap three untapped white creatures you control: Destroy target creature.

During combat, players can't cast instant spells or activate abilities that aren't mana abilities.

Tap target creature an opponent controls. That creature doesn't untap during its controller's next untap step.

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.)

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

Soulbond (You may pair this creature with another unpaired creature when either enters. They remain paired for as long as you control both of them.)

As long as Hanweir Lancer is paired with another creature, both creatures have first strike.

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

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

Harbor Bandit gets +1/+1 as long as you control an Island.

: Harbor Bandit can't be blocked this turn.

Islandwalk (This creature can't be blocked as long as defending player controls an Island.)

Harbor Serpent can't attack unless there are five or more Islands on the battlefield.

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

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

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.

Flying

At the beginning of your upkeep, tap target creature.

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.

Each player chooses a creature type. Destroy all creatures that aren't of a type chosen this way. They can't be regenerated.

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

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

Harvest Pyre deals X damage to target creature.

: Add one mana of any color that a land you control could produce.

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.

: Target blue or red creature gets +1/+0 until end of turn.

As an additional cost to cast this spell, pay X life.

Target creature gets +X/+0 until end of turn.

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.)

: Add .

, , Sacrifice Haunted Fengraf: Return a creature card at random from your graveyard to your hand.

Equipped creature gets +4/+4.

: Until end of turn, Haunted Plate Mail becomes a 4/4 Spirit artifact creature that's no longer an Equipment. Activate only if you control no creatures.

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

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.

Target player discards two cards. If you cast this spell during your main phase, that player discards four cards instead.

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.

, , 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.

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

Whenever another creature dies, put a +1/+1 counter on Havengul Vampire.

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

Trample