msem-instigator

Flying, haste
{2}{B}: Devourer of Dread gets +1/+1 until end of turn. If there are three or more creature cards in your graveyard, put a +1/+1 counter on Devourer of Dread instead.

When Artistic Vision enters, create two 1/1 colorless Construct artifact creature tokens.
Whenever you cast an instant or sorcery spell, you may tap two untapped artifacts you control. If you do, copy that spell. You may choose new targets for the copies.

{1}{B}, Sacrifice a creature: You gain 1 life and draw a card.
{4}{B}, Pay 3 life, Sacrifice Traverse the Endless Well: Return target creature card from your graveyard to the battlefield. Activate only as a sorcery.

Whenever a creature dies, put a +1/+1 counter on Mother's Disciples.

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

Return target instant or sorcery card from your graveyard to your hand.

Create two 2/2 blue Drake creature tokens with flying.
Metamorph {1}{U}{U} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up and cast it at any time for its metamorph cost.)

Target player sacrifices a creature. Create a tapped 2/2 black Zombie creature token.

Golden age (If you cast an instant or sorcery spell, activated a nonmana ability, and attacked this turn, enter a renaissance for this game.)
Draw two cards. Then if you're in a renaissance, each opponent loses 2 life and you gain 2 life. Otherwise, you lose 2 life.

Defender
{T}: Smoldering Djinni deals 1 damage to each opponent.
Whenever you cast a red spell, untap Smoldering Djinni.

When Ziggurat Behemoth enters, target creature gets +3/+3 until end of turn.
Cycling {2} ({2}, Discard this card: Draw a card.)

As long as there are seven or more loyalty counters on Kalemn, she has lifelink and deathtouch.
[+2]: Kalemn deals 2 damage to each opponent.
[+1]: Kalemn deals 1 damage to target creature or planeswalker.
[–7]: For each opponent, Kalemn deals 3 damage to that player unless they discard a card. Repeat this process six times.

Destroy target creature.

Ward {2}
As long as you control six or more lands, Frondpond Errand-Runner gets +2/+0 and can't be blocked.

Defender
Ascend {1}{W}{W} ({1}{W}{W}: Exile this creature, then return it to the battlefield transformed. Ascend only as a sorcery.)

{T}: Add {C}.
{T}, Sacrifice Shiftscape Grove: Choose a basic land type other than Forest. Create a colorless land token that's a Forest and the chosen basic land type. Activate only during your upkeep.

When Dawson's Warden enters, create a Treasure token.
As long as you control three or more artifacts, Dawson's Warden gets +2/+0 and has first strike.

Frenzy 2 (Whenever this creature attacks and isn't blocked, it gets +2/+0 until end of turn.)
Whenever Aleud Blademaster becomes blocked, it gains double strike until end of turn.

Reach (This creature can block creatures with flying.)
Deathtouch (Any amount of damage this deals to a creature is enough to destroy it.)

Choose one —
• Creatures you control get +2/+0 until end of turn.
• Creatures your opponents control can't block creatures with less power this turn.

As an additional cost to cast this spell, exile any number of other cards from your graveyard that have three or more card types among them.
Deathtouch
You may cast Lucid Dweller from your graveyard.

At the beginning of your end step, if you control two or more artifacts and/or enchantments, transform Avacyn's Partisan.

Choose two —
• Destroy target artifact.
• Discard a card, then draw a card.
• Investigate. (Create a colorless Clue artifact token with “{2}, Sacrifice this artifact: Draw a card.”)

Each player sacrifices a creature. Purge. (Exile two cards that share a type from graveyards. If you do, draw a card.)

Jara Favored gets +2/+2 as long as you've lost life this turn.