msem-instigator

Enchant creature
When Double Arming enters, put a +1/+1 counter on enchanted creature.
Enchanted creature has menace.
{5}: Return Double Arming to its owner's hand.

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.

{T}, Sacrifice an Equipment: Return target Equipment card from your graveyard to the battlefield. Activate only as a sorcery.

{T}: Add {G}.
{B/G}, {T}: Exile target card from a graveyard. If that card is a creature card, put a +1/+1 counter on Dovon, Verdant Experimenter and you gain 1 life.

Enchant opponent
When Down with the Ship enters, enchanted player discards a card unless they sacrifice a creature.
{1}{B}, Sacrifice Down with the Ship: Return target creature card from your graveyard to your hand.

First mate — Twelve or more cards in your starting deck have “gain control” or “exchange control” in their printed rules text. (If this card outside the game is your chosen first mate, you may swap it with a card in your opening hand.)
Dr. Telsi of the Ark can't be blocked.
Dr. Telsi gets +1/+1 for each permanent you control but don't own.

{2}{U}{B}, Sacrifice a creature: Return target creature card from your graveyard to the battlefield with a finality counter on it. It gains myriad. (Whenever it attacks, for each opponent other than defending player, you may put a token that's a copy of this creature onto the battlefield tapped and attacking that player or a planeswalker they control. Exile the tokens at end of combat.)

At the beginning of your first main phase, add {R}.
Whenever a colossal ability puts one or more counters on a creature you control, Draconic Symphony deals 2 damage to any target.

Enchant creature
Enchanted creature has flying and “{R}: This creature gets +1/+0 until end of turn.”

Flying, trample
Crew 8
When Dragon Emperor's Chariot enters, create a 4/4 red Dragon creature token with flying.
Whenever Dragon Emperor's Chariot attacks, it deals 4 damage divided as you choose among any number of targets.

Ferocious — If you control a creature with power 4 or greater, you may cast Dragon Grip as though it had flash. (You may cast it any time you could cast an instant.)
Enchant creature
Enchanted creature gets +2/+0 and has first strike.

Whenever an artifact you control is put into a graveyard from the battlefield, create a 4/4 red Dragon creature token with flying.

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.

Flying
Foresight — Whenever you draw your second card each turn, put a +1/+1 counter on Dreammender Sphinx.
Cycling {2} ({2}, Discard this card: Draw a card.)

Face-down creatures you control get +1/+1 and have flying.

Dreamscape enters tapped with two charge counters on it.
{T}: Add {C}.
{T}, Remove a charge counter from Dreamscape: Add one mana of any color.

When Dreamsight Well enters, shuffle any number of cards you own from outside the game into your library.
Whenever you cast a creature spell, if you have more cards in your library than each opponent, draw a card.

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.

You may look at the top card of your library any time.
You may play the top card of your library if it's a land card or a creature card with power 2 or less.

Enchant creature
Whenever a creature dealt damage by enchanted creature this turn dies, put a +1/+1 counter on enchanted creature.
When enchanted creature dies, draw a card.

Enchant creature
Whenever enchanted creature becomes tapped, return it and Driven to Distraction to their owner's hands.

Flying
Whenever you cast a spell during an opponent's turn, Drosera and Nerium deals 1 damage to each opponent.
As long as Drosera and Nerium is tapped, you may cast spells as though they had flash.

When Drown in Apathy enters, exile target creature until Drown in Apathy leaves the battlefield. If a permanent would be returned to the battlefield this way, put it in its owner's hand instead.

Enchant creature
Enchanted creature doesn't untap during its controller's untap step.

Menace, haste
Whenever another creature dies, you get a blood counter.
{B}{R}, Pay two blood counters: Return Dthan, Who Bloodies the Sands from your graveyard to the battlefield.