msem-instigator

When Divine Theurge enters, choose one —
• Return target enchantment card from your graveyard to your hand.
• Return target creature card with power 2 or less from your graveyard to your hand.

Destroy target attacking or blocking creature.

(As this Saga enters and after your draw step, add a lore counter. Sacrifice after III.)
You can't lose the game and your opponents can't win the game.
I — Your life total becomes 1.
II — Double your life total.
III — Create an X/X white Avatar creature token with indestructible, where X is your life total.

Whenever you cast a legendary spell, each opponent loses 1 life and you gain 1 life.
{W}{B}, Sacrifice a legendary nonland permanent: Draw two cards.

Enchant creature
Enchanted creature can't attack or block.

Enchant creature
Whenever enchanted creature attacks or blocks, its controller gets a poison counter.

{1}, {T}, Move a -1/-1 counter from another creature onto Dockside Healer: You gain 2 life.

Exile target artifact or enchantment. You gain 1 life.

Spells your opponents cast cost {1} more to cast.
Spells you cast cost {1} less to cast.

Deploy 2 (As this enters, you may tap any number of other creatures you control with total power 2 or more.)
When Domestic Conspirators enters deployed, destroy target artifact or enchantment.

When Dominator's Diadem enters, you gain 3 life.
{2}{W}, {T}: Tap target creature.

Vanishing 4 (This permanent enters with four time counters on it. At the beginning of your upkeep, remove a time counter from it. When the last is removed, sacrifice it.)
When Doomed Fate leaves the battlefield, if it had no time counters on it, destroy all nonland permanents.

When Doomed Traveler dies, create a 1/1 white Spirit creature token with flying.

Other creatures you control get +1/+1.
Lands you control enter tapped.

Double strike, trample
Enchantment spells you cast cost {1} less to cast.
Whenever you put a lore counter on a Saga you control, Douglass, Star of the Show gets +1/+1 until end of turn.

Flash
When Dragonwall Samurai enters, prevent all combat damage target creature would deal this turn.

Flying
Dragonwrought Engineer gets +1/+1 for each artifact and enchantment you control.

Flash
Flying
Whenever Dread Sacricolist enters or attacks, another target creature you control gets +1/+1 and gains flying until end of turn. Untap it.
Evoke {1}{W} (You may cast this spell for its evoke cost. If you do, it's sacrificed when it enters.)

Flying, menace
When Dreadfire Tyrant enters, target opponent reveals their hand. You may put a creature or planeswalker card from it onto the battlefield under your control. That permanent gains haste and “At the beginning of your end step, sacrifice a permanent you control.”
When Dreadfire Tyrant dies, each opponent loses 5 life. You gain life equal to the life lost this way.

Put target attacking or blocking creature on the bottom of its owner's library.

Flash
If an opponent would draw one or more cards except during their draw step, instead they draw a card and you create that many 1/1 white Bird creature tokens with flying.

Flash
When Dreamnapper enters, another target creature phases out until Dreamnapper leaves the battlefield. (Treat it and anything attached to it as though they don't exist as long as it's phased out.)

Scry 1, then draw two cards. You gain 3 life. Exile up to four cards from graveyards.

Whenever an Aura you control enters, draw a card.
You may cast Aura spells from your graveyard if that card wasn't put into your graveyard this turn.

Vanishing 3 (This permanent enters 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.)
Whenever Dregs of Order enters or a time counter is removed from it, exile target creature until Dregs of Order leaves the battlefield.