msem-instigator

Defender (This creature can't attack.)
Hexproof (This creature can't be the target of spells or abilities your opponents control.)

Populate, then you gain 2 life. (Create a token that's a copy of a creature token you control.)

Prevent all combat damage target creature would deal this turn. You gain life equal to that creature's power.

When Gendran Hostess enters, you may search your library for a basic land card, reveal it, put it into your hand, then shuffle.

Motivate 3 (When this creature enters, you may motivate target creature with less power than this by putting three +1/+1 counters on it.)
When General Merthilios motivates a creature, that creature gains first strike, trample, and haste until end of turn.

Enchant creature
Enchanted creature and other creatures you control that share a creature type with it get +1/+1 and have vigilance.

Choose two—
• Target creature gains indestructible until end of turn.
• You gain 3 life.
• Draw a card.

Ghastly Castle enters tapped unless another player controls a land that could produce {U} or {B}.
{T}: Add {U} or {B}.

Tribute 1 (As this creature enters, an opponent of your choice may put a +1/+1 counter on it.)
When Giant Dromad enters, if tribute wasn't paid, you may destroy target artifact or enchantment.

Flying
Deathtouch (Any amount of damage this deals to a creature is enough to destroy it.)

Trample (This creature can deal excess combat damage to the player or planeswalker it's attacking.)

Regenerate target creature. (The next time that creature would be destroyed this turn, it isn't. Instead tap it.)

Whenever you cast a spell during an opponent's turn, put a charge counter on Gift of the Sphinx.
At the beginning of your upkeep, draw a card for each charge counter on Gift of the Sphinx.

Gifted Arcanomancer gets +1/+1 as long as you control a Mountain.
{3}{R}: Exile the top card of your library. Until end of turn, you may play that card.

When Giku Weaponsmith enters, create two colorless Equipment artifact tokens with “Equipped creature gets +1/+1” and equip {1}.

Gild-Cloak Strider can't be blocked by creatures with greater power.
{1}{W/U}: Return Gild-Cloak Strider to its owner's hand.

Renown 2 (When this creature deals combat damage to a player, if it isn't renowned, put two +1/+1 counters on it and it becomes renowned.)
When Gilded Champion becomes renowned, you may search your library for an Equipment or Aura card, reveal it, put it into your hand, then shuffle.

Lifelink

{2}{W}, Sacrifice Gleamhorn Elk: Destroy target artifact or enchantment.

Flying

Gleaming Hot Springs enters tapped unless you control a Mountain.
{T}: Add {W} or {U}.

Gleaming Veldt enters tapped unless another player controls a land that could produce {G} or {W}.
{T}: Add {G} or {W}.

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

Trial 3 (As you cast this spell, an opponent of your choice may pay 3 life. If they don't, they fail the trial.)
When Glimmering Prosecutor enters, if the trial was failed, create two 1/1 black Devil creature tokens.

Flying (This creature can't be blocked except by creatures with flying or reach.)
Whenever Glimmerwing Trickster deals combat damage to a player, scry 2.