Bloodthirst 1 (If an opponent was dealt damage this turn, this creature enters the battlefield with a +1/+1 counter on it.)

Sacrifice Gristleback: You gain life equal to Gristleback's power.

Distribute X +1/+1 counters among any number of target creatures you control. (Then exile this card. You may cast the creature later from exile.)

Trample

When Gruff Triplets enters the battlefield, if it isn't a token, create two tokens that are copies of it.

When Gruff Triplets dies, put a number of +1/+1 counters equal to its power on each creature you control named Gruff Triplets.

Kicker (You may pay an additional as you cast this spell.)

If Grunn, the Lonely King was kicked, it enters the battlefield with five +1/+1 counters on it.

Whenever Grunn attacks alone, double its power and toughness until end of turn.

Riot (This creature enters the battlefield with your choice of a +1/+1 counter or haste.)

Trample

As long as it's your turn, you and Gruul Spellbreaker have hexproof.

Flying

Training (Whenever this creature attacks with another creature with greater power, put a +1/+1 counter on this creature.)

Whenever Gryffwing Cavalry attacks, you may pay . If you do, target attacking creature without flying gains flying until end of turn.

Flying

Whenever another creature you control dies, put a +1/+1 counter on Guardian Kirin.

Megamorph (You may cast this card face down as a 2/2 creature for . Turn it face up any time for its megamorph cost and put a +1/+1 counter on it.)

When Guardian Shield-Bearer is turned face up, put a +1/+1 counter on another target creature you control.

, : Target creature you control explores. Activate only as a sorcery. (Reveal the top card of your library. Put that card into your hand if it's a land. Otherwise, put a +1/+1 counter on that creature, then put the card back or put it into your graveyard.)

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

Cunning Action — : Guild Thief can't be blocked this turn.

Flying

Whenever you draw your second card each turn, put a +1/+1 counter on Gurgling Anointer.

When Gurgling Anointer dies, return another target creature card with mana value less than or equal to Gurgling Anointer's power from your graveyard to the battlefield.

When Guul Draz Mucklord dies, put a +1/+1 counter on target creature you control.

Evolve (Whenever a creature enters the battlefield under your control, if that creature has greater power or toughness than this creature, put a +1/+1 counter on this creature.)

: Add for each +1/+1 counter on Gyre Sage.

Whenever Haazda Vigilante enters the battlefield or attacks, put a +1/+1 counter on target creature you control with power 2 or less.

At the beginning of combat on your turn, put a +1/+1 counter on target creature you control. Then if that creature has three or more +1/+1 counters on it, transform Hadana's Climb.

At the beginning of combat on your turn, each Merfolk creature you control explores. (Reveal the top card of your library. Put that card into your hand if it's a land. Otherwise, put a +1/+1 counter on the exploring creature, then put the card back or put it into your graveyard.)

Whenever Hakbal of the Surging Soul attacks, you may put a land card from your hand onto the battlefield. If you don't, draw a card.

Haldir, Lórien Lieutenant enters the battlefield with X +1/+1 counters on it.

Vigilance

: Until end of turn, other Elves you control gain vigilance and get +1/+1 for each +1/+1 counter on Haldir.

Trample

Whenever you cast a spell, if that spell was kicked, put a +1/+1 counter on Hallar, the Firefletcher, then Hallar deals damage equal to the number of +1/+1 counters on it to each opponent.

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.)

Whenever another creature enters the battlefield, you may put X +1/+1 counters on Hamletback Goliath, where X is that creature's power.

As Hammer Jammer enters the battlefield, roll a six-sided die. Hammer Jammer enters the battlefield 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.

Each other creature you control that's a Zombie or Mutant gets +X/+X, where X is the number of counters on Hancock, Ghoulish Mayor.

Undying (When this creature dies, if it had no +1/+1 counters on it, return it to the battlefield under its owner's control with a +1/+1 counter on it.)

Backup 1 (When this creature enters the battlefield, put a +1/+1 counter on target creature. If that's another creature, it gains the following ability until end of turn.)

Whenever this creature becomes tapped, you may discard a card. If you do, draw a card.

As Hangman enters the battlefield, secretly note a word with six to eight letters.

: Target player who doesn't control Hangman guesses the noted word or an unguessed letter in that word. If they guess wrong, put a +1/+1 counter on Hangman. Any player may activate this ability.

When a player guesses the noted word or all of its letters, sacrifice Hangman.

If one or more +1/+1 counters would be put on a creature you control, that many plus one +1/+1 counters are put on it instead.

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

, , 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.

Flying

When Havoc Eater enters the battlefield, for each opponent, goad up to one target creature that opponent controls. Put X +1/+1 counters on Havoc Eater, where X is the total power of creatures goaded this way.

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.

Graft 3 (This creature enters the battlefield with three +1/+1 counters on it. Whenever another creature enters the battlefield, you may move a +1/+1 counter from this creature onto it.)

: Target creature with a +1/+1 counter on it gains flying until end of turn.

Devour 1 (As this enters the battlefield, you may sacrifice any number of creatures. This creature enters the battlefield with that many +1/+1 counters on it.)

Hellkite Hatchling has flying and trample if it devoured a creature.

Outlast (, : Put a +1/+1 counter on this creature. Outlast only as a sorcery.)

Whenever you activate Herald of Anafenza's outlast ability, create a 1/1 white Warrior creature token.

Flying

Cumulative upkeep—Gain control of a land you don't control. (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.)

Herald of Leshrac gets +1/+1 for each land you control but don't own.

When Herald of Leshrac leaves the battlefield, each player gains control of each land they own that you control.

When Herald of the Dreadhorde dies, amass Zombies 2. (Put two +1/+1 counters on an Army you control. It's also a Zombie. If you don't control an Army, create a 0/0 black Zombie Army creature token first.)

Flying

Whenever Herald of War attacks, put a +1/+1 counter on it.

Angel spells and Human spells you cast cost less to cast for each +1/+1 counter on Herald of War.

Flying, trample

Megamorph (You may cast this card face down as a 2/2 creature for . Turn it face up any time for its megamorph cost and put a +1/+1 counter on it.)

When Herdchaser Dragon is turned face up, put a +1/+1 counter on each other Dragon creature you control.

Aura spells you cast cost less to cast.

Heroic — Whenever you cast a spell that targets Hero of Iroas, put a +1/+1 counter on Hero of Iroas.

Heroes' Bane enters the battlefield with four +1/+1 counters on it.

: Put X +1/+1 counters on Heroes' Bane, where X is its power.

Flying

Hexavus enters the battlefield with six +1/+1 counters on it.

, Remove a +1/+1 counter from Hexavus: Put a flying counter on another target creature.

, Remove a counter from another creature you control: Put a +1/+1 counter on Hexavus.

Frenzied Metabolism — As an additional cost to cast this spell, you may remove any number of +1/+1 counters from among creatures you control. This spell costs less to cast for each counter removed this way.

Vigilance, reach, ward

Titanic — Hierophant Bio-Titan can't be blocked by creatures with power 2 or less.

Reach (This creature can block creatures with flying.)

Fabricate 1 (When this creature enters the battlefield, put a +1/+1 counter on it or create a 1/1 colorless Servo artifact creature token.)

Whenever Hiveheart Shaman attacks, you may search your library for a basic land card that doesn't share a land type with a land you control, put that card onto the battlefield, then shuffle.

: Create a 1/1 green Insect creature token. Put X +1/+1 counters on it, where X is the number of basic land types among lands you control. Activate only as a sorcery.

Hexproof

Other permanents you control have hexproof.

At the beginning of combat on your turn, put two +1/+1 counters on each creature you control.

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

Homarid enters the battlefield with a tide counter on it.

At the beginning of your upkeep, put a tide counter on Homarid.

As long as there is exactly one tide counter on Homarid, it gets -1/-1.

As long as there are exactly three tide counters on Homarid, it gets +1/+1.

Whenever there are four or more tide counters on Homarid, remove all tide counters from it.

As an additional cost to cast this spell, discard a card.

Draw two cards. Amass Zombies 1. (Put a +1/+1 counter on an Army you control. It's also a Zombie. If you don't control an Army, create a 0/0 black Zombie Army creature token first.)

You gain 4 life. Bolster 2. (Choose a creature with the least toughness among creatures you control and put two +1/+1 counters on it.)

Hooded Hydra enters the battlefield with X +1/+1 counters on it.

When Hooded Hydra dies, create a 1/1 green Snake creature token for each +1/+1 counter on it.

Morph

As Hooded Hydra is turned face up, put five +1/+1 counters on it.

Ravenous (This creature enters the battlefield with X +1/+1 counters on it. If X is 5 or more, draw a card when it enters.)

Endless Swarm — Whenever a land enters the battlefield under your control, you may pay . If you do, return Hormagaunt Horde from your graveyard to your hand.

Double strike

Undying (When this creature dies, if it had no +1/+1 counters on it, return it to the battlefield under its owner's control with a +1/+1 counter on it.)

Creatures with power less than Howlgeist's power can't block it.

Undying (When this creature dies, if it had no +1/+1 counters on it, return it to the battlefield under its owner's control with a +1/+1 counter on it.)