, Sacrifice a Food: Hollow Scavenger gets +2/+2 until end of turn. Activate only once each turn.

Hollow Trees enters the battlefield tapped.

You may choose not to untap Hollow Trees during your untap step.

At the beginning of your upkeep, if Hollow Trees is tapped, put a storage counter on it.

, Remove any number of storage counters from Hollow Trees: Add for each storage counter removed this way.

At the beginning of your upkeep, if you have no cards in hand, each opponent loses 2 life.

At the beginning of each opponent's upkeep, if that player has no cards in hand, they lose 2 life.

Flash

At the beginning of your upkeep, for each creature you control that's a Wolf or a Werewolf, create a 2/2 green Wolf creature token.

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

Flying

When Hollowhenge Spirit enters the battlefield, remove target attacking or blocking creature from combat.

Whenever Hollowsage becomes untapped, you may have target player discard a card.

Enchant creature

Enchanted creature gets +0/+2.

: Enchanted creature gets +0/+1 until end of turn.

Flash

Flying

When Holy Cow enters the battlefield, you gain 2 life and scry 1. (Look at the top card of your library. You may put that card on the bottom.)

Whenever equipped creature attacks, put a +1/+1 counter on that creature and each other creature you control that shares a creature type with it.

Equip

Nonwhite creatures get -1/-1 until end of turn.

Enchant creature

Enchanted creature gets +1/+2.

Bestow (If you cast this card for its bestow cost, it's an Aura spell with enchant creature. It becomes a creature again if it's not attached to a creature.)

Lifelink (Damage dealt by this creature also causes you to gain that much life.)

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

: Regenerate Horned Troll.

When Howling Wolf enters the battlefield, you may search your library for up to three cards named Howling Wolf, reveal them, put them into your hand, then shuffle.

Hideaway 4 (When this land enters the battlefield, look at the top four cards of your library, exile one face down, then put the rest on the bottom in a random order.)

Howltooth Hollow enters the battlefield tapped.

: Add .

, : You may play the exiled card without paying its mana cost if each player has no cards in hand.

When Hunted Troll enters the battlefield, target opponent creates four 1/1 blue Faerie creature tokens with flying.

: Regenerate Hunted Troll.

Attacking creatures get -2/-0 until end of turn.

Draw a card.

Whenever a player draws their second card each turn, that player exiles the top card of their library.

During each player's turn, that player may cast a spell from among the cards they don't own exiled with Ian Malcolm, Chaotician, and mana of any type can be spent to cast it.

: Icehide Troll gets +2/+0 and gains indestructible until end of turn. Tap it. (Damage and effects that say "destroy" don't destroy it. can be paid with one mana from a snow source.)

When Idol of Endurance enters the battlefield, exile all creature cards with mana value 3 or less from your graveyard until Idol of Endurance leaves the battlefield.

, : Until end of turn, you may cast a creature spell from among cards exiled with Idol of Endurance without paying its mana cost.

Flash

When Idol of the Deep King enters the battlefield, it deals 2 damage to any target.

Craft with artifact (, Exile this artifact, Exile another artifact you control or an artifact card from your graveyard: Return this card transformed under its owner's control. Craft only as a sorcery.)

: Igneous Golem gains trample until end of turn.

Ceremorphosis — When Illithid Harvester enters the battlefield, turn any number of target tapped nontoken creatures face down. They're 2/2 Horror creatures.

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

Each other creature you control that's a Wolf or a Werewolf gets +1/+1.

Non-Human Werewolves you control can't transform.

Immolating Gyre deals X damage to each creature and planeswalker you don't control, where X is the number of instant and sorcery cards in your graveyard.

Enchant creature

Enchanted creature gets +2/-2.

Vigilance

Afterlife 1 (When this creature dies, create a 1/1 white and black Spirit creature token with flying.)

: Add .

, , Sacrifice Infernal Idol: You draw two cards and you lose 2 life.

Whenever Infested Werewolf enters the battlefield or attacks, create two 1/1 green Insect creature tokens.

Nightbound (If a player casts at least two spells during their own turn, it becomes day next turn.)

When Inner-Flame Acolyte enters the battlefield, target creature gets +2/+0 and gains haste until end of turn.

Evoke (You may cast this spell for its evoke cost. If you do, it's sacrificed when it enters the battlefield.)

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

Discard a card, Sacrifice Insolent Neonate: Draw a card.

: Add one mana of any color.

: Exile target card from a graveyard.

You may cast Dinosaur creature spells from among cards you own exiled with Intrepid Paleontologist. If you cast a spell this way, that creature enters the battlefield with a finality counter on it. (If a creature with a finality counter on it would die, exile it instead.)

(As a Siege enters, choose an opponent to protect it. You and others can attack it. When it's defeated, exile it, then cast it transformed.)

When Invasion of Tolvada enters the battlefield, return target nonbattle permanent card from your graveyard to the battlefield.

Tap up to two target artifacts and/or creatures. Put two stun counters on each of them. (If a permanent with a stun counter would become untapped, remove one from it instead.)

When Irascible Wolverine enters the battlefield, exile the top card of your library. Until end of turn, you may play that card.

Plot (You may pay and exile this card from your hand. Cast it as a sorcery on a later turn without paying its mana cost. Plot only as a sorcery.)

When Ironclad Revolutionary enters the battlefield, you may sacrifice an artifact. If you do, put two +1/+1 counters on Ironclad Revolutionary and each opponent loses 2 life.

Exile target permanent with mana value 1.

: Add .

, : Scry 1, then you may reveal the top card of your library. If a basic land card is revealed this way, put it onto the battlefield tapped. Activate only if an opponent controls at least two more lands than you.

Whenever an opponent casts a creature spell, that player loses 2 life unless they pay .

Whenever you cast a Spirit or Arcane spell, Jade Idol becomes a 4/4 Spirit artifact creature until end of turn.

, , Sacrifice another creature: Reveal cards from the top of your library until you reveal a nonlegendary creature card. Put that card onto the battlefield and the rest on the bottom of your library in a random order.

Jarad, Golgari Lich Lord gets +1/+1 for each creature card in your graveyard.

, Sacrifice another creature: Each opponent loses life equal to the sacrificed creature's power.

Sacrifice a Swamp and a Forest: Return Jarad from your graveyard to your hand.

First strike

: Attacking creatures you control get +X/+X until end of turn, where X is the number of attacking creatures.

At the beginning of your upkeep, Jinxed Idol deals 2 damage to you.

Sacrifice a creature: Target opponent gains control of Jinxed Idol.

Whenever a player attacks one or more of your opponents, that attacking player creates a Treasure token.

If you would create one or more Treasure tokens, instead create those tokens plus an additional Treasure token.

Sacrifice five Treasures: Put five +1/+1 counters on Jolene.

Whenever you draw your second card each turn, create a 2/2 green Cat creature token.

: Until end of turn, creatures you control have base power and toughness X/X, where X is the number of cards in your hand.

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

Flanking (Whenever a creature without flanking blocks this creature, the blocking creature gets -1/-1 until end of turn.)

You may tap or untap target artifact, creature, or land.

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

Trample

Whenever Jor Kadeen, First Goldwarden attacks, it gets +X/+X until end of turn, where X is the number of equipped creatures you control. Then if Jor Kadeen's power is 4 or greater, draw a card.