msem-instigator

Trample
Enchantment spells and Aurashaper spells you cast cost {1} less to cast.
Whenever another enchantment enters the battlefield under your control, draw a card.

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.

Each opponent discards all the cards in their hand, then draws that many cards. You discard your hand, then draw cards equal to the number of cards your opponents drew this turn.

Whenever a creature with flying attacks you, gain control of that creature at end of combat.

This spell costs {X} less to cast, where X is half the number of creatures on the battlefield, rounded down.
Destroy all creatures.

Enchant player
At the beginning of enchanted player's end step, gain control of a permanent they control.

Vigilance
When Olde King Koswe enters the battlefield, reveal the top eight cards of your library. Put any number of permanent cards from among them onto the battlefield under an opponent's control, then put the rest on the bottom of your library in a random order.
At the beginning of your end step, gain control of target permanent you own.

Trample
Ward {3} (Whenever this creature becomes the target of a spell or ability an opponent controls, counter it unless that player pays {3}.)
Cycling {2} ({2}, Discard this card: Draw a card.)

At the beginning of your upkeep, create four 1/1 blue Elemental creature tokens with flying. You gain 4 life.
{2}{W}, Discard Olten's Farewell: Create two 1/1 blue Elemental creature tokens with flying. You gain 2 life.

As an additional cost to cast this spell, you may tap any number of untapped tokens you control. This spell costs {1} less to cast for each token tapped this way.
Whenever Organic Dreadnought enters or attacks, tap target permanent an opponent controls. That permanent doesn't untap during its controller's next untap step.

Flash
Oscanthor, Trader's Ruin can't be blocked.
Whenever a creature you control deals combat damage to a player, draw a card.

Creatures you control get +3/+3 until end of turn and creatures your opponents control block this turn if able.

Pelagic Hydra enters the battlefield with seven +1/+1 counters on it.
{1}{G}: Put a +1/+1 counter on Pelagic Hydra.
Remove a +1/+1 counter from Pelagic Hydra: It deals 1 damage to target creature blocking or blocked by it.

Trample
When Pernicious Primavore enters the battlefield or dies, destroy up to three target artifacts and/or enchantments.

Destroy target creature. Create a tapped 2/2 black Zombie creature token.

Indestructible
As long as your devotion to black and green is less than seven, Pharika isn't a creature.
Creatures your opponents control get -1/-1.
{2}{B}{G}: Return target creature card from your graveyard to your hand. You gain 2 life.

Your life total becomes 4. Each opponent's life total becomes 2.

Trample, hexproof

Reach
When Primordial Artisan enters the battlefield and at the beginning of your upkeep, look at the top card of your library. If it's a permanent card with mana value less than or equal to your devotion to green, you may put it onto the battlefield. (Each {G} in the mana costs of permanents you control counts toward your devotion to green.)

Whenever you tap a land for mana, add an additional one mana of any color.
{8}{G}{G}: Creatures you control get +2/+2 and gain trample until end of turn.

Flying
Whenever a creature you don't control deals damage, its controller sacrifices it unless that player pays {2}.

Flying, trample
Whenever Raidragos' Avenger deals combat damage to a player, create a 5/5 red Dragon creature token with flying.
Creatures you control get +1/+0 for each Dragon you control.

Menace
When Rallios Unleashed enters the battlefield, create a 2/2 black Zombie creature token.
Whenever Rallios Unleashed deals combat damage to a player, create a 2/2 black Zombie creature token for each creature card in your graveyard.

Flash
Motivate 7 (When this creature enters the battlefield, you may motivate target creature with less power than this by putting seven +1/+1 counters on it.)

Whenever Ravaging Tyrant enters the battlefield or attacks, each opponent loses 3 life, discards a card, and sacrifices a creature or planeswalker.