msem-instigator

Fall of the Axe deals 3 damage to any target.

This spell costs {1} less to cast for each permanent sacrificed this turn.
Destroy target noncreature permanent.

When Fallen Dynasty Jailer enters, target opponent exiles a card from their hand. When Fallen Dynasty Jailer is no longer on the battlefield, the exiled card's owner puts it on the top or bottom of their library.

As an additional cost to cast this spell, sacrifice a creature.
Create three 1/1 black Worm creature tokens.

{U}, Discard a card: Counter target spell unless its controller pays {1}.
Whenever a spell or ability you control counters a spell or ability, you get a glory counter. (You lose glory counters before life. A player with ten or more glory counters wins the game.)

{3}{G}: Fallen Forest Wolf gets +2/+2 and gains trample until end of turn. Activate only once each turn.

Enchant creature
Enchanted creature has flying and “Sacrifice a creature: This creature gets +2/+1 until end of turn.”
When Fallen Ideal is put into a graveyard from the battlefield, return Fallen Ideal to its owner's hand.

This spell costs {1} less to cast for each permanent sacrificed this turn.
Fallen Sluagh can't be blocked by creatures with power 2 or less.

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

Revive abilities of cards in your graveyard cost {1} less.
Sacrifice Fallow Grave: Create a 1/1 black Worm creature token.

When Fallspeaker Satyr enters or dies, surveil 1. (Look at the top card of your library. You may put that card into your graveyard.)

{W}, {T}: Target creature doesn't untap during its controller's next untap step.

Choose creature or land, or choose both if you control a creature with power 4 or greater. Reveal the top five cards of your library. Put all cards revealed this way with a chosen type into your hand and the rest into your graveyard.

Enchant creature
Enchanted creature gets +3/+0 and has menace.

When False-Cure Smuggler enters, put a -1/-1 counter on another target creature.
{1}{U}, Sacrifice a creature: Proliferate. (Choose any number of permanents and/or players with counters on them, then give each another counter of each kind already there.)

When Familial Matriarch enters, nourish 2. (To nourish 2, either put two +1/+1 counters on this creature or create two 1/1 white Citizen creature tokens.)

As an additional cost to cast this spell, return a creature you control to its owner's hand.
Counter target spell.

Each player returns up to one creature card from their graveyard to their hand. Each opponent sacrifices a creature.

Create a Treasure token. (It's an artifact with “{T}, Sacrifice this artifact: Add one mana of any color.”)
Draw a card.

Fang Den Bouncer can't be blocked by creatures with power 2 or less.

Menace (This creature can't be blocked except by two or more creatures.)

When Fang of Andazir enters, each player sacrifices a permanent.
Whenever you sacrifice a creature for the first time each turn, create a 1/1 red Dog creature token.

Poisonous 2 (Whenever this creature deals combat damage to a player, that player gets two poison counters.)
Snakes you control get +1/+1 and have poisonous 1. (Multiple instances of poisonous trigger separately.)

Whenever you put one or more -1/-1 counters on one or more creatures, each opponent loses 1 life and you gain 1 life.

Target opponent discards a card. If they can't, draw a card. (Then exile this card. You may cast the creature later from exile.)