msem-instigator

At the beginning of your end step, create an X/X colorless Construct artifact creature token, where X is the number of artifacts that were put into your graveyard from the battlefield this turn.

Flash
When Threadspinner enters, untap each enchanted permanent you control. Enchanted creatures you control get +1/+1 until end of turn.

Flash
When Mennin Pack enters, each opponent loses 1 life.
When Mennin Pack dies, each opponent discards a card.

Creatures you control get +2/+1 until end of turn.

Enchant creature
When Sporegraft enters, germinate. (Put a +1/+1 counter on a creature or create a 1/1 green Saproling creature token.)
Enchanted creature has lifelink.

Trample

Choose two or four —
• Each player draws seven cards.
• Each opponent discards four cards.
• Conjure three cards named Fatigue and put them on top of your library. (They're colorless sorceries that cost {2} with “Draw a card.”)
• You may cast a card from your hand without paying its mana cost. Exile Capture Brilliance.

Take an extra turn after this one.
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.”)

{X}{2}, {T}, Sacrifice Tinkerer's Tools: Sacrifice an artifact. If you do, search your library for an artifact card with mana value less than or equal to the sacrificed artifact's mana value plus X. Put it onto the battlefield, then shuffle. Activate only as a sorcery.

Puzzlebox (Begin the game with this and another card you own from outside the game in the command zone, locked. That card is face down until you unlock this.)
{1}, Sacrifice two Clues: Unlock Hall of Lost Histories and put the revealed card into your hand.

Strange Harbor enters tapped unless you have 15 or less life.
{T}: Add {U} or {R}.

Target player mills five cards. Draw a card for each card type among cards milled this way. (The card types are artifact, creature, enchantment, land, instant, planeswalker, sorcery, and tribal.)

When Vitality Reclaimer enters, you may return target permanent card from your graveyard to your hand.

At the beginning of your upkeep, you may pay 2 life. When you do, proliferate. (You choose any number of permanents and/or players with counters on them, then give each another kind of a counter already there.)

Flying
Whenever another creature you control enters from a graveyard or you revive a creature token, Tomb Scavenger gets +2/+0 until end of turn.

As an additional cost to cast this spell, sacrifice a permanent.
Exile target creature.

Ward—Pay 2 life. (Whenever this creature becomes the target of a spell or ability an opponent controls, counter it unless that player pays 2 life.)
Heroic — Whenever you cast a spell that targets Hand of Phenax, you draw a card and you lose 1 life. Hand of Phenax gains menace until end of turn.

This spell can't be countered.
Draw a card.
Reprise {2}{U} (As you cast an instant or sorcery spell, you may exile one card with reprise from your graveyard and pay its reprise cost. If you do, add its effects to that spell.)

Golden age (If you cast an instant or sorcery spell, activated a nonmana ability, and attacked this turn, enter a renaissance for this game.)
Gui can't attack or block unless you're in a renaissance.
{T}: Reveal the top card of your library. If it's a land card, put it onto the battlefield. Otherwise, put it back on top or into your graveyard and you gain 3 life.

When Virtue of Propriety enters, return target creature card with mana value 3 or less from your graveyard to your hand.

Target creature gets +3/+0 and gains first strike until end of turn.

Flying
Civilized — Whenever Edifice Overseer attacks, if you control an artifact, a creature, and an enchantment, other attacking creatures you control gain flying until end of turn.

Each creature you control enters with an additional +1/+1 counter on it.
Each planeswalker you control enters with an additional loyalty counter on it.

This spell can't be countered.
Flying
When Aunor, Dragonsire or another Dragon you control enters, untap target land. That land becomes a 5/5 Dragon creature with flying and haste in addition to its other types.

Flying
Other Vampire creatures you control get +1/+0 and have menace.