When Grave Defiler enters, reveal the top four cards of your library. Put all Zombie cards revealed this way into your hand and the rest on the bottom of your library in any order.

: Regenerate Grave Defiler.

As an additional cost to cast this spell, you may sacrifice a non-Demon creature.

Flying

When Graven Archfiend enters the battlefield, if its additional cost was paid, conjure a card named Demonic Pact onto the battlefield.

This spell has flash as long as there are five or more mana values among cards in your graveyard.

Return target creature card from your graveyard to the battlefield.

Gray Harbor Merfolk can't be blocked.

Gray Harbor Merfolk gets +2/+0 as long as you control a commander that's a creature or planeswalker.

When Gray Merchant of Asphodel enters, each opponent loses X life, where X is your devotion to black. You gain life equal to the life lost this way. (Each in the mana costs of permanents you control counts toward your devotion to black.)

Each outlaw creature card in your graveyard has encore , where X is its mana value. (Exile it and pay its encore cost: For each opponent, create a token copy that attacks that opponent this turn if able. They gain haste. Sacrifice them at the beginning of the next end step. Activate only as a sorcery.)

Target creature gets +0/+X until end of turn, where X is its mana value.

Great Hall of Starnheim enters tapped.

: Add .

, , Sacrifice Great Hall of Starnheim and a creature you control: Create a 4/4 white Angel Warrior creature token with flying and vigilance. Activate only as a sorcery.

: Greater Forgeling gets +3/-3 until end of turn.

At end of combat, put a -0/-2 counter on each creature blocking or blocked by Greater Werewolf.

When Greedy Freebooter dies, scry 1 and create a Treasure token. (To scry 1, look at the top card of your library. You may put that card on the bottom. A Treasure token is an artifact with ", Sacrifice this artifact: Add one mana of any color.")

Enchant artifact

At the beginning of your end step, Gremlin Infestation deals 2 damage to enchanted artifact's controller.

When enchanted artifact is put into a graveyard, create a 2/2 red Gremlin creature token.

Flying, ward

When Grey Host Reinforcements enters, exile target player's graveyard. Put a number of +1/+1 counters on Grey Host Reinforcements equal to the number of creature cards exiled this way.

Grief Tyrant enters with four -1/-1 counters on it.

When Grief Tyrant dies, put a -1/-1 counter on target creature for each -1/-1 counter on Grief Tyrant.

: Add .

: Untap target Griffin. If it's a creature, it gets +1/+1 until end of turn.

Enchant creature

Enchanted creature gets +2/+2 and has flying.

When enchanted creature dies, create a 2/2 white Griffin creature token with flying.

As long as you control a Griffin creature, Griffin Rider gets +3/+3 and has flying.

Flying

When Griffnaut Tracker enters, exile up to two target cards from a single graveyard.

Put a -1/-1 counter on target creature, then proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)

Trample

Whenever Grim Flayer deals combat damage to a player, surveil 3. (Look at the top three cards of your library, then put any number of them into your graveyard and the rest on top of your library in any order.)

Delirium — Grim Flayer gets +2/+2 as long as there are four or more card types among cards in your graveyard.

Gríma, Saruman's Footman can't be blocked.

Whenever Gríma deals combat damage to a player, that player exiles cards from the top of their library until they exile an instant or sorcery card. You may cast that card without paying its mana cost. Then that player puts the exiled cards that weren't cast this way on the bottom of their library in a random order.

Whenever Grimoire Thief becomes tapped, exile the top three cards of target opponent's library face down.

You may look at cards exiled with Grimoire Thief.

, Sacrifice Grimoire Thief: Turn all cards exiled with Grimoire Thief face up. Counter all spells with those names.

Whenever a spell or ability is put onto the stack, if it has a single target, reselect its target at random. (Select from among all legal targets.)

Gain control of target Equipment, then create a 0/0 black Phyrexian Germ creature token and attach that Equipment to it.

: Creatures your opponents control attack this turn if able.

Create two 2/2 green Bear creature tokens.

Threshold — Create four 2/2 green Bear creature tokens instead if seven or more cards are in your graveyard.

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

Equipped creature gets +2/+0. It gets an additional +0/+2 and has deathtouch as long as an Equipment named Bride's Gown is attached to a creature you control.

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

: Add .

: Add or . Each opponent gains 1 life.

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

Search your library for a basic land card, put it onto the battlefield, then shuffle. If this spell was kicked, instead search your library for two basic land cards, put them onto the battlefield, then shuffle.

Enchant creature

Enchanted creature has intimidate. (It can't be blocked except by artifact creatures and/or creatures that share a color with it.)

Trample

When Gruff Triplets enters, 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.

Flying

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

Enchant creature

Enchanted creature gets +1/+0 and has flying.

: Return Gryff's Boon from your graveyard to the battlefield attached to target creature. Activate only as a sorcery.

Create a Monster Role token attached to target creature you control. (Enchanted creature gets +1/+1 and has trample.)

Flash

Vigilance

When Guardian of Faith enters, any number of other target creatures you control phase out. (Treat them and anything attached to them as though they don't exist until their controller's next turn.)

Enlist (As this creature attacks, you may tap a nonattacking creature you control without summoning sickness. When you do, add its power to this creature's until end of turn.)

Whenever Guardian of New Benalia enlists a creature, scry 2.

Discard a card: Guardian of New Benalia gains indestructible until end of turn. Tap it.

Whenever you cast a Spirit or Arcane spell, target creature gains flying until end of turn.

Defender (This creature can't attack.)

When a creature attacks you or a planeswalker you control, if Guardian of the Ages has defender, it loses defender and gains trample.

Flying

Guardian of the Gateless can block any number of creatures.

Whenever Guardian of the Gateless blocks, it gets +1/+1 until end of turn for each creature it's blocking.

As an additional cost to cast this spell, tap four untapped artifacts, creatures, and/or lands you control.

Flying

Convoke (Your creatures can help cast this spell. Each creature you tap while casting this spell pays for or one mana of that creature's color.)

Vigilance

When Guardians of Koilos enters, you may return another target historic permanent you control to its owner's hand. (Artifacts, legendaries, and Sagas are historic.)

Defender

Modified creatures you control can attack as though they didn't have defender. (Equipment, Auras you control, and counters are modifications.)

Visit — Look at the bottom card of your library, then give a person outside the game a one-word clue not on that card. They guess a word. If their guess appears in that card's name, claim the prize

Prize — Reveal the card, put it into your hand, then sacrifice Guess Your Fate and open an Attraction.

Lights — 2, 3, 5, 6

Visit — Look at the bottom card of your library, then give a person outside the game a one-word clue not on that card. They guess a word. If their guess appears in that card's name, claim the prize

Prize — Reveal the card, put it into your hand, then sacrifice Guess Your Fate and open an Attraction.

Lights — 3, 4, 5, 6

Whenever another creature you control enters, you gain 1 life and get (an energy counter).

Whenever you attack, you may pay . When you do, put two +1/+1 counters and a flying counter on target attacking creature. It becomes an Angel in addition to its other types.

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 Guildpact Informant deals combat damage to a player or planeswalker, proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)

Enchant creature

Enchanted creature gets +1/-1 and attacks each combat if able.

Flying, first strike, haste