msem-instigator

GenTech Labs enters tapped.
{T}: Add {G} or {U}.
{G}{U}, {T}: Create a Function token with “This spell costs {1} less to cast if its mana value is 5 or greater.” Activate only if you have four or more cards in hand. (It's an enchantment. As you cast an instant or sorcery spell, sacrifice any number of Functions to add their effects to that spell.)

{T}: Add {C}.
{T}: Choose a color from among permanents you control. Add one mana of that color.

Generative Edge enters tapped.
{T}: Add {G} or {U}.
{G}{U}, {T}, Sacrifice Generative Edge: Conjure a card named Data-Point into your hand. (It's a sorcery that costs {2} with “Draw a card.”)

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

When Ghastly Ferry enters, create a 1/1 white Spirit creature token with flying.
Ghastly Ferry can't be blocked except by Spirits.
Crew 1 (Tap any number of creatures you control with total power 1 or greater: This Ship Vehicle becomes an artifact creature until end of turn.)

{2}, {T}: Prevent all combat damage that would be dealt to and dealt by target creature this turn.

{T}: Add {C}.
{T}, Sacrifice Ghost Quarter: Destroy target land. Its controller may search their library for a basic land card, put it onto the battlefield, then shuffle.

Ghost Sloop can't be blocked.
Crew 4 (Tap any number of creatures you control with total power 4 or greater: This Vehicle becomes an artifact creature until end of turn.)
Exile a creature card from your graveyard: Ghost Sloop becomes an artifact creature until end of turn.

({T}: Add {U} or {B}.)
Ghostspore Mire enters tapped.
{1}, {T}: Add {U}{U} or {B}{B}.

When Ghoulsaber enters, create a 1/1 white Spirit creature token with flying, then attach Ghoulsaber to it.
Equipped creature gets +2/+2.
Equip {2}

{2}, Sacrifice Giant's Remains: Draw a card.
{5}, Exile Giant's Remains from your graveyard: Create a tapped 4/4 black Skeleton Giant artifact creature token.

Giant's Temple enters tapped.
{T}: Add {G}.
{2}{G}, {T}: Target nonland permanent you control becomes a creature with power and toughness equal to its mana value until end of turn. (It loses all other types.)

{T}: Target player mills a card.
{2}, Sacrifice Gilded Cipher: Draw a card.

As you harmonize, you may choose another harmony ability to trigger. (They can't be the same harmony.)
Harmony — Scry 1.

Haste
When Gilded Gearhulk enters, you may destroy target noncreature, nonland permanent.

Flying
When Gilded Guardian dies, you may search your library for a legendary card, reveal it, put it into your hand, then shuffle.

{T}: Add {C}.
{T}, Sacrifice Gilded Gulch: Add one mana of any color.
When you discard Gilded Gulch, you may pay {1}. If you do, create a tapped colorless land token named Fading Rift with “{T}, Sacrifice this land: Add one mana of any color.”

{3}, {T}: Tap target creature.

{T}: Add three mana of any one color.

Trample
{3}, Discard Gilded Ram: Draw a card, gain 2 life, and create a Treasure token. (It's an artifact with “{T}, Sacrifice this artifact: Add one mana of any color.”)

{3}, {T}: Look at the top five cards of your library. You may reveal a colorless card from among them and put it into your hand. Put the rest on the bottom of your library in any order.

Flying
Whenever a player shuffles their library, Gilded Wyvern deals 2 damage to that player.

Equipped creature gets +2/+1.
Whenever equipped creature becomes untapped, you draw a card and you gain 2 life.
Equip {3}

As an additional cost to cast this spell, sacrifice a permanent.
Reveal the top card of each of your libraries. Put each permanent card revealed this way with mana value less than or equal to the sacrificed permanent's onto the battlefield.

Defender
When Glacial Buttress dies, tap each creature that dealt damage to it this turn. Those creatures don't untap during their controller's next untap step.