msem-instigator

This spell costs {2} less to cast if you control a transformed permanent.
Search your library for a basic land card, put it onto the battlefield tapped, then shuffle.

{G}, {T}: Add {C}{C}.

Advance {4}{B} (Cast this for {4}{B} to advance it as it enters. {4}{B}: Advance this as a sorcery.)
Whenever Shearing Vampire advances, target player discards a card.

Haste
Whenever Spellslinger Elf deals combat damage to a player, draw a card, then you may cast a card from your hand with mana value 3 or less without paying its mana cost.

Trample
{T}, Sacrifice another creature: You gain 3 life.
Whenever another creature you control dies, put a +1/+1 counter on Bloodbriar Archdruid.

Whenever Thicketkeeper perseveres, add {G}{G}. Until end of turn, you don't lose this mana as steps and phases end. (A creature perseveres when it survives damage.)

Menace
When The Anguilahydra enters, draw X cards and put X +1/+1 counters on The Anguilahydra, where X is the number of enchantments you control.

Flying
Whenever you attack, create two 1/1 white Human creature tokens that are tapped and attacking. Creatures you control get +1/+1 until end of turn.
Fleeting {2}{W}{W} (You may cast this spell for its fleeting cost. If you do, sacrifice it at the beginning of the next end step.)

Renown 1 (When this creature deals combat damage to a player, if it isn't renowned, put a +1/+1 counter on it and it becomes renowned.)
Thuggish Detective can't be blocked by more than one creature.
When Thuggish Detective becomes renowned, you may destroy target noncreature permanent.

Transcend (Activate as a sorcery to gain the next type and a +1/+1 counter.)
Ward—Discard a card.
{B}{R}: Demigod — Draw a card, then discard a card. You may have each opponent sacrifice a nonland permanent with the same mana value as the discarded card.
{4}{B}{R}: God — Create two tokens that are copies of Shi Hou's back face.

Whenever a creature you control enters from a graveyard, target opponent loses life equal to its power.

Enchant creature
Enchanted creature has defender and its activated abilities can't be activated.

(Add a quest counter as this enters. Sacrifice after 3.)
Whenever you attack, add a quest counter.
1, 2 — Scry 1.
3 — Draw two cards.
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Trample
At the beginning of combat on your turn, create a 1/1 red Lizard Warrior creature token with haste and winnow. (Damage dealt to that token also causes you to lose that much life.)
Whenever Fang of Anaz attacks, it gets +1/+0 for each other attacking Lizard you control until end of turn.

{G}{U}: Glacier Tortoise gets +5/-5 until end of turn. Activate only once each turn.

Harness (You may tap a creature you control as you cast this spell. If you do, reduce this spell's mana cost by that creature's power.)
Return each nonland permanent your opponents control to its owner's hand.

Haste
Whenever Eager Guide attacks, tap up to two target creatures you don't control.

Skulking Claw can't be blocked by creatures with greater power.
Skulking Claw gets +1/+0 for each unblocked attacking creature you control.

(Activate each submodule once as a sorcery. When this enters, activate one submodule for free.)
{3}{G}: Heart
Draw a card. Until the end of your next turn, whenever an enchantment you control enters, you may draw a card.
{3}{W}: Body
Create a 3/3 white Construct enchantment creature token.
{2}{G}{W}: Soul
Creation Module gains “Creatures you control get +1/+1 as long as you've had one or more enchantments you control enter this turn.”

Tap an untapped Desert you control: Hostile Atmosphere deals 1 damage to any target.

Flying
When Sphinx of Ill Omens enters, return target permanent to its owner's hand.
Discard a card: Target creature or player gains hexproof until end of turn.

Put a +1/+1 counter on target creature. It gains indestructible until end of turn.

Whenever one or more creatures attack Menes, the Great Pyramid, create a tapped 2/3 black Mummy creature token.
[+1]: You get an emblem with “Black creatures you control get +1/+1.”
[–3]: Exile target creature card from a graveyard. Create a tapped token that's a copy of it except it's a black Mummy.

Whenever you scry, you gain life equal to the number of cards looked at while scrying this way.