msem-instigator

Copy target spell. You may choose new targets for the copy. (A copy of a permanent spell becomes a token.)

When Dusk Lieutenant enters the battlefield, forebode. (Create a tapped colorless Omen artifact token with “{T}, Discard a card, Sacrifice this artifact: Draw a card.”)
Once each turn, when you discard a card during your turn, each opponent discards a card.

Lifelink
{W}{B}, {T}: Dusk Rider deals X damage to target attacking creature, where X is the number of Spirits you control.

Improve {1}{B} ({1}{B}: Put a +1/+1 counter on this creature. This costs {1} more to activate for each +1/+1 counter on it. Improve only as a sorcery.)
Once each turn, when you gain life, you may have each opponent loses 1 life.

Whenever Duskwatcher attacks, create a Function token with “Tap target creature.” (It's an enchantment. As you cast an instant or sorcery spell, sacrifice any number of Functions to add their effects to that spell.)

Landfall — Whenever a land enters the battlefield under your control, you may pay {1}{G}. If you do, create a 2/2 green Wolf creature token.

Reach

Equipped creature gets +1/+1 and has double strike.
Equip {2}{R}
Madness {2}{R} (If you discard this card, discard it into exile. When you do, cast it for its madness cost or put it into your graveyard.)
When Dwarven War Hatchet enters the battlefield, if you cast it for its madness cost, attach it to target creature you control.

Vanishing 3 (This permanent enters the battlefield with three time counters on it. At the beginning of your upkeep, remove a time counter from it. When the last is removed, sacrifice it.)
Creatures get -1/-0.
{1}{W}: You gain 1 life for each time counter on Dwindling Peace.

Vanishing 3 (This permanent enters the battlefield with three time counters on it. At the beginning of your upkeep, remove a time counter from it. When the last is removed, sacrifice it.)
Remove a time counter from Dwindling Stores: Add one mana of any color.

When Dylso Charmer enters the battlefield, if you cast it from exile, create a 2/2 white Cat creature token.
Prophecy {1}{G} (Once each turn, you may exile a card with prophecy as you reveal it. When you do, you may cast it for its prophecy cost as long as it's exiled.)

Enchant creature
Enchanted creature gets +1/+1 for each land your team controls.

First strike
{1}{R}, Discard a card: East Ward Forgetender gets +2/+0 until end of turn.

Target permanent and all other permanents with the same name as that permanent gain indestructible until end of turn.

Target creature and all creatures with the same name as that creature get +2/+1 and gain lifelink until end of turn.

Counter target spell and each other spell with the same name as that spell.

Destroy target artifact or enchantment and all other permanents with the same name as that permanent.

Echoing Thunder deals 3 damage to target creature and all other creatures with the same name as that creature.

Flying, haste
{2}{B}{R}: Return Edarna's Augurling from your graveyard to the battlefield. Return it to your hand at the beginning of the next end step. Activate only as a sorcery.

If a spell or ability an opponent controls causes you to discard Edgar, put it onto the battlefield instead of putting it into your graveyard.
Unveil {4}{G}{W} ({4}{G}{W}: Transform this. Unveil only as a sorcery.)

If you would draw one or more cards, instead you may draw that many cards plus one, then discard a card.
As long as ten or more cards are in your graveyard, noncreature spells you cast cost {1} less to cast.

When Edina's Soulsinger enters the battlefield, create a 1/1 blue Jellyfish enchantment creature token with slipstream. (It can't be blocked as long as only creatures with slipstream are attacking.)

Enchant creature
Enchanted creature gets +2/+2, can't be the target of spells or abilities you don't control unless their controller controls no untapped lands, and can't be blocked unless all creatures defending player controls that are able to block it do so.

Exile target enchantment or Equipment.

First strike
Effigy of Creation gets +1/+1 as long as your fealty to Mountains is four or greater. (Each Mountain you control counts towards your fealty to Mountains.)