msem-instigator

At the beginning of your end step, if you have no cards in hand, draw a card.
{2}{U}, {T}: Sacrifice any number of nontoken creatures. Create an X/X blue Horror creature token for each of those creatures, where X is the total power of those creatures.

Trample

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

At the beginning of your end step, draw a card for each card you drew this turn.

Indestructible
Whenever a creature you control becomes untapped, draw a card.

Flying
Whenever Elite of Mahara attacks, exile up to two target cards from graveyards. For each permanent card exiled this way, put a +1/+1 counter on Elite of Mahara. For each nonpermanent card exiled this way, each opponent loses 1 life and you gain 1 life.

(Transform this if it's not attached to a creature. Pay {3}{G} as a sorcery to unattach it.)
Enchant creature you control
Elven Mount's rider gets +3/+3 and has trample.

First strike
At the beginning of your end step, if Emberslash Werewolf didn't attack this turn, transform it.

Enchant opponent
At the beginning of enchanted player's upkeep, they choose one that hasn't been chosen yet —
• They discard three cards.
• They sacrifice three nonland permanents.
• You transform Enrapturing Grudge.
If Enrapturing Grudge would be put into a graveyard from anywhere, exile it instead.

Whenever you cast an instant or sorcery spell, create a 1/1 red Alien creature token with “This creature can't block.”
{2}{R}, Sacrifice two Aliens: Copy target instant or sorcery spell you control. You may choose new targets for the copy.

Flying
Whenever Eta, Experimental Doctor attacks, you may exile target card from a graveyard. If a creature card was exiled this way, put a +1/+1 counter on Eta and you gain 2 life.

Enchant creature
You control enchanted creature.

Flying, vigilance
Whenever Etherwrought Figurehead attacks, you may pay 4 life. If you do, destroy target tapped creature.
If Etherwrought Figurehead would leave the battlefield, exile it instead.

{1}, Sacrifice a creature: Ever-Hungry Tanbaly gains indestructible until end of turn. Tap it.

Enchant creature
Enchanted creature gets +2/+2.
Whenever enchanted creature attacks, create a 2/2 white Knight creature token that's tapped and attacking.

Menace
Each opponent's maximum hand size is reduced by the number of counters on Fahrib's Lieutenant.
Whenever an opponent discards a card, put a +1/+1 counter on Fahrib's Lieutenant.

Hexproof
Discard two cards: You may cast target instant or sorcery card in your graveyard this turn. If that spell would be put into a graveyard, exile it instead.
At the beginning of your end step, if you have two or fewer cards in hand, transform Fahrib.

Trample
Fallen Warden's power and toughness are each equal to the number of creature cards in all graveyards.

Flying, lifelink

Flying, first strike
Whenever this creature transforms into Flame-Tested Dragon or attacks, it deals 1 damage to each creature you don't control.

Flamebearer's Domain enters tapped.
{T}: Add {R}.

Fleshweaver's Domain enters tapped.
{T}: Add {G}.

Reach, trample
Whenever this creature transforms into Flourishing Companion or attacks, untap all lands you control.

Flying
Whenever a creature you control attacks, you gain 1 life.

Trample
Whenever Forthright Wrecker deals combat damage to a player or noncreature permanent, it deals that much damage to each other planeswalker controlled by defending player and each other battle protected by defending player.