msem-instigator

{T}: Add {C}.
{T}: Add one mana of any color. Spend this mana only to cast enchantment spells.

({T}: Add {R} or {G}.)
Autumn Canopy enters tapped.
{1}, {T}: Add {R}{R} or {G}{G}.

(As this Saga enters and after your draw step, add a lore counter. Sacrifice after III.)
I, II — You may exile target nonland permanent. If you do, you lose 3 life.
III — Create a 7/7 white, black, and green Horror Knight creature token with trample and “Whenever this creature is dealt damage, you lose that much life.”
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Flash
Flying
When Oshin enters, counter target spell if its mana value is less than or equal to the number of spells you've cast this turn.

Equipped creature gets +2/+2 and has protection from green and from white.
Whenever equipped creature deals combat damage to a player, you may reveal the top five cards of your library. Put a creature card revealed this way into your hand, then put the rest into your graveyard. Destroy up to one target enchantment.
Equip {2}

Flying, trample
At the beginning of your upkeep, sacrifice a creature.
Revive {2}{B}{B} ({2}{B}{B}, Exile this card from your graveyard: Create a token that's a copy of it except it has no mana cost. Revive only as a sorcery.)

Glorious end — When Toros the Warchief dies, if it was tapped, return it to the battlefield at the beginning of the next end step.
Attacking creatures you control have deathtouch.

Destroy target non-Assassin, non-Ninja, non-Rogue creature.

Lifelink
Whenever you gain life, each opponent loses 1 life.

Counter target artifact or sorcery spell.

Create a 3/3 black Demon Horror creature token.
Compose (Then if you cast this from your hand, exile it and create a Saga token with “r3—You may cast a copy of this card from exile without paying its mana cost.”)

Whenever Arcane Metalcrafter or another Wizard you control attacks, create a 1/1 colorless Construct artifact creature token that's tapped and attacking.
Whenever a Construct you control dies, Arcane Metalcrafter deals 1 damage to each opponent.

At the beginning of your upkeep, you lose 1 life, then reveal the top card of your library. You lose life equal to its mana value unless it is a creature card. Put that card into your hand.

Once each turn, when another permanent you control enters, you may create a token that's a copy of that permanent, except it has no mana cost.

Cloudcover Heights enters tapped unless you control a Forest.
{T}: Add {R} or {W}.

Destroy target artifact or land.
Kindle 2—{R}, Sacrifice an artifact or land. ({R}, Sacrifice an artifact or land, Exile this card from your graveyard: Create two 1/1 colorless Elemental creature tokens. Kindle only as a sorcery.)

When Spoiled Prince enters, each player sacrifices a creature with the greatest power among creatures they control.

Destroy target artifact, enchantment, or creature with flying.

[+1]: Haide Bankbuster deals 2 damage divided as you choose among one or two targets.
[+1]: Draw two cards unless any player has Haide Bankbuster deal 3 damage to them.
[–9]: Until end of turn, gain control of all permanents target player controls and they gain haste. Untap those permanents.

Haste
At the beginning of your end step, return Preying Mantis to its owner's hand.

Whenever Akoum Pathfinder attacks, create a 1/1 red Goblin creature token.
Other Goblins you control get +1/+0 and have haste.

At the beginning of your upkeep, reveal the top card of your library. If it has the same name as a card in your graveyard, put the revealed card into your hand. Otherwise, put it into your graveyard.

Whenever a creature you control becomes the target of a spell, that creature gets +3/+3 until end of turn.