msem-instigator

Creatures you control enter with a +1/+1 counter on them if you spend three or more colors of mana to cast them.

{T}: Add {G}.

Each land doesn't untap during its controller's next untap step.

Resolute — At the beginning of combat on your turn, East Ward Halberdier gains double strike until end of turn if its power is greater than its base power.

Target player reveals their hand. You choose a nonland card from it. That player discards that card.(Cast a copy of this spell once while this creature is on the battlefield.)

When Eaveshoppers enters, each opponent discards a card.
Inspired — Whenever Eaveshoppers becomes untapped, exile up to one target card from a graveyard. If a land card is exiled this way, put a +1/+1 counter on Eaveshoppers.

Prowess
Vanishing 2 (This creature enters with two time counters on it. At the beginning of your upkeep, remove a time counter from it. When the last is removed, sacrifice it.)

Whenever another creature you control dies, each opponent loses 1 life. If it had two or more counters on it, draw a card.
{1}{U}{B}: Put a -1/-1 counter on target creature you control and target creature an opponent controls. Activate only as a sorcery.

Whenever a land you control enters, upgrade target creature. (Give it one of the listed counters it doesn't already have.)
• +1/+1
• Vigilance
• Trample

Choose two —
• Scry 2. (To scry 2, look at the top two cards of your library, then put any number of them on the bottom of your library and the rest on top in any order.)
• Draw a card.
• Untap up to one land.

Enchant creature
Enchanted creature has “Whenever this creature deals combat damage to a player, create a token that's a copy of it, except it's a 1/1 Reflection” and “When this creature leaves the battlefield, sacrifice all Reflections you control.”

Creatures your opponents control get -1/-0 until end of turn for each different creature type among creatures you control.

Whenever Eclipse Knight attacks, each opponent loses 1 life. You gain life equal to the life lost this way.
Eclipse Knight gets +1/+1 as long as you have 10 or more life than your starting life total.
Eclipse Knight gets +1/+1 as long as an opponent has 10 or less life than their starting life total.

Whenever one or more cards leave your graveyard, this creature deals 1 damage to each opponent.
{1}{R}, Exile this card from your graveyard: Create a Treasure token.

Scry 1, then reveal the top card of your library. If it's a land card, put it into your hand.
Draw a card.

Defender
Civilized — {T}: Edge of the Empires deals 1 damage to each opponent. Activate only if you control an artifact, a creature, and an enchantment.

Whenever you cast an artifact or enchantment spell, scry 1, then create a 1/1 white Merfolk creature token.
Whenever you cast a Merfolk spell, look at the top card of your library. If it's an artifact or enchantment card, you may reveal it and put it into your hand.

{1}, {T}, Sacrifice a creature: Search your library for a creature card with mana value 1, put it onto the battlefield, then shuffle. Activate only as a sorcery.

Whenever another creature you control enters, target instant or sorcery card in your graveyard with mana value less than or equal to that creature's power gains flashback until end of turn. The flashback cost is equal to its mana cost. (You may cast that card from your graveyard for its flashback cost. Then exile it.)

{1}, {T}: Draw a card, then exile a card from your hand face down.
You may look at cards exiled with Ekebram's Archive.
{4}, {T}, Sacrifice Ekebram's Archive: Return all cards exiled with Ekebram's Archive to their owner's hand.

When Ekebram's Scribe enters, scry 2. (Look at the top two cards of your library, then put any number of them on the bottom of your library and the rest on top in any order.)

When El, Humble Apprentice enters, search your library for a basic land card, reveal it, put it into your hand, then shuffle.
Chosen one ({W}{U}{B}{R}{G}: Transform this permanent.)

Elaborate Firecannon doesn't untap during your untap step.
{4}, {T}: Elaborate Firecannon deals 2 damage to any target.
At the beginning of your upkeep, you may discard a card. If you do, untap Elaborate Firecannon.

Whenever a nontoken creature you control dies, you may put a +1/+1 counter on target creature. If you do, that creature's controller loses 1 life.

When Elder Prophesier enters, look at the top five cards of your library. You may reveal a Curse card from among them and put it into your hand. Put the rest on the bottom of your library in any order.