This spell costs {3} more to cast if it's your turn.
Target creature gets -2/-2 until end of turn. If it's your turn, it gets -5/-5 until end of turn instead.

Enchant creature
When Grasp of the Yeti enters, you may destroy target creature with flying, artifact, or enchantment.
Enchanted creature gets +3/+3.

Flash
When Grasping Ancient enters, exile up to one target instant or sorcery spell.
Whenever Grasping Ancient attacks, you may cast the exiled card without paying its mana cost.
Spellcharge 4

Landfall — Whenever Grassroots Campaigners or a land you control enters, make a pledge.

At the beginning of combat on your turn, put a +1/+1 counter on equipped creature.
Equipped creature has flying as long as it has two or more +1/+1 counters on it.
Equipped creature has double strike as long as it has four or more +1/+1 counters on it.
Equip {2}

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.

Whenever Grazing Yaks becomes tapped, if you have at least 3 life more than your starting life total, put a +1/+1 counter on it.
{T}: You gain 1 life.

When Grim Physician dies, target creature an opponent controls gets -1/-1 until end of turn.

Groupthink Tank enters tapped.
{T}: Add {W} or {B}.
{4}: Make a pledge. Activate only as a sorcery.

Search your library for a basic land card, put it into the battlefield tapped, then shuffle. If this spell's flashback cost was paid, search your library for a land card rather than a basic land card.
Flashback—{G}, Sacrifice a land.

Amity — Whenever you attack with Growing Gecko and exactly one other creature, they both get +1/+1 until end of turn. When Growing Gecko deals combat damage to a player this combat, you may transform it.

Favored
Legendary creatures you control have trample.

When Gubernatorial Fundraiser enters, make a pledge.
When Gubernatorial Fundraiser dies, create a tapped Treasure token.

Flash
Gulping Meqmaw's power is equal to the total number of permanents with flash you control and instant cards in your graveyard.
Whenever you cast a spell during an opponent's turn, mill two cards.

Lifelink
Pay the equip cost of an Equipment you control: Return Gutwrenched Martyr from your graveyard to the battlefield with a finality counter on it. Attach that Equipment to it. Activate only as a sorcery.

Whenever you attack, attacking creatures you control get +1/+1 until end of turn.

Hallowed Chamber enters tapped unless you control a basic non-Swamp land.
{T}: Add {B}.
{1}, {T}, Sacrifice Hallowed Chamber: Create two Treasure tokens.

Target creature gets +4/+4 until end of turn.

Surveil 1, then draw a card. Exile Harbor Mail with a stamp counter on it.
When you cast a spell that has surface, if Harbor Mail is exiled with a stamp counter, you may put it into your graveyard. If you do, surveil 1, then draw a card.

Landfall — Whenever a land you control enters, you may attach Hard Stone to target creature.
Equipped creature gets +3/+3.
Equip {3}

{VP}{VP}{VP}, Sacrifice Hardlight Channeler: Create a tapped 4/4 green Elemental Beast creature token.

When Hardlight Hedron enters, draw two cards, then discard a card.
{U}, {T}, Sacrifice Hardlight Hedron: Scry 2.

Vigilance
When Hardlight Paragon enters, distribute two +1/+1 counters among one or two target creatures.

Flying, vigilance
Whenever you amp it up, scry 2.

At the beginning of your upkeep, you may exile target multicolored card from your graveyard. You may cast a copy of it this turn.