Haste

, : Target creature can't block this turn.

Visit — Choose target creature you control. Each other creature you control becomes a copy of that creature until end of turn, except it isn't legendary.

Lights — 2, 6

If you control two or more other lands, Hall of Storm Giants enters tapped.

: Add .

: Until end of turn, Hall of Storm Giants becomes a 7/7 blue Giant creature with ward . It's still a land. (Whenever it becomes the target of a spell or ability an opponent controls, counter it unless that player pays .)

As Hall of Triumph enters, choose a color.

Creatures you control of the chosen color get +1/+1.

Put all creatures on the bottom of their owners' libraries.

: 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.

Exile target nonlegendary creature, then return it to the battlefield under its owner's control. If it entered under your control, put a +1/+1 counter on it. Otherwise, tap it.

Flashback (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Flying

When Halo Forager enters, you may pay . When you do, you may cast target instant or sorcery card with mana value X from a graveyard without paying its mana cost. If that spell would be put into a graveyard, exile it instead.

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.

When Halo-Charged Skaab enters, each player mills two cards. Then you may put an instant, sorcery, or battle card from your graveyard on top of your library. (To mill two cards, a player puts the top two cards of their library into their graveyard.)

Counter target artifact spell.

Draw a card.

Room abilities of dungeons you own trigger an additional time.

Mentor (Whenever this creature attacks, put a +1/+1 counter on target attacking creature with lesser power.)

As Hammer Jammer enters, roll a six-sided die. Hammer Jammer enters with a number of +1/+1 counters on it equal to the result.

Whenever you roll a die, remove all +1/+1 counters from Hammer Jammer, then put a number of +1/+1 counters on it equal to the result.

Hammer of Bogardan deals 3 damage to any target.

: Return Hammer of Bogardan from your graveyard to your hand. Activate only during your upkeep.

Creatures you control have haste.

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

Whenever you cast a spell with a Goblin Explosioneers watermark, Hammerfest Boomtacular deals 2 damage to any target.

Enchant creature

When Hammerhand enters, target creature can't block this turn.

Enchanted creature gets +1/+1 and has haste.

: Add .

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

Myriad (Whenever this creature attacks, for each opponent other than defending player, you may create a token copy that's tapped and attacking that player or a planeswalker they control. Exile the tokens at end of combat.)

Whenever Hammers of Moradin attacks, for each opponent, tap up to one target creature that player controls.

This spell costs less to cast for each creature you control with a +1/+1 counter on it.

Creature spells you cast cost less to cast for each creature you control with a +1/+1 counter on it.

Protection from white

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

Protection from black

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

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

Other creatures you control with infect get +1/+1.

Whenever you cast a creature spell with infect, target player gets a poison counter.

Hangarback Walker enters 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.

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

: Add .

, : Target creature gains haste until end of turn.

, : If you both own and control Hanweir Battlements and a creature named Hanweir Garrison, exile them, then meld them into Hanweir, the Writhing Township.

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.

Defender

At the beginning of each upkeep, if no spells were cast last turn, transform Hanweir Watchkeep.

Whenever Hapatra, Vizier of Poisons deals combat damage to a player, you may put a -1/-1 counter on target creature.

Whenever you put one or more -1/-1 counters on a creature, create a 1/1 green Snake creature token with deathtouch.

When Haphazard Bombardment enters, choose four nonenchantment permanents you don't control and put an aim counter on each of them.

At the beginning of your end step, if two or more permanents you don't control have an aim counter on them, destroy one of those permanents at random.

When Happily Ever After enters, each player gains 5 life and draws a card.

At the beginning of your upkeep, if there are five colors among permanents you control, there are six or more card types among permanents you control and/or cards in your graveyard, and your life total is greater than or equal to your starting life total, you win the game.

: Add X mana of any one color, where X is the number of Allies you control.

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

I — Mill three cards. You may put an Elf or Tyvar card from your graveyard onto the battlefield.

II — Put a +1/+1 counter on each Elf you control.

III — Whenever an Elf you control attacks this turn, target creature an opponent controls gets -1/-1 until end of turn.

Flying

Whenever you attack with five or more Soldiers, creatures you control get +1/+1 and gain flying until end of turn.

Protection from non-Spirit creatures

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

Nonbasic lands are Islands.

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.

Create a 0/3 blue Crab creature token.

Investigate. (Create a Clue token. It's an artifact with ", Sacrifice this artifact: Draw a card.")

: Add one mana of any color.

Whenever you commit a crime, untap Hardbristle Bandit. This ability triggers only once each turn. (Targeting opponents, anything they control, and/or cards in their graveyards is a crime.)

Whenever Hardened Escort attacks, another target creature you control gets +1/+0 and gains indestructible until end of turn. (Damage and effects that say "destroy" don't destroy it.)

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."

When this creature enters, create a number of 1/1 white Rabbit creature tokens equal to the number of other creatures you control named Hare Apparent.

A deck can have any number of cards named Hare Apparent.

Flying

: Target creature gains flying until end of turn.

Target opponent gains control of target permanent you control.

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

If an ability of a Shaman or another Wizard you control triggers, that ability triggers an additional time.

Flying

Non-Archon creatures have base power and toughness 3/3.

When Harmonious Archon enters, create two 1/1 white Human creature tokens.

Draw three cards.