Destroy up to three target creatures with toughness X or less. If X is 10 or more, return all creature cards from your graveyard to the battlefield.

You may cast up to one target instant card and/or up to one target sorcery card from your graveyard each with mana value X or less without paying their mana costs. If a spell cast this way would be put into your graveyard, exile it instead. If X is 10 or more, copy each of those spells twice. You may choose new targets for the copies.

You may put two +1/+1 counters on a creature you control. Then all creatures get -4/-4 until end of turn.

Flash

Flying

During each opponent's end step, you may cast spells as though they had flash.

Fin-Clade Fugitives can't be blocked by creatures with power 2 or less.

Encore (, Exile this card from your graveyard: For each opponent, create a token copy that attacks that opponent this turn if able. They gain haste. Sacrifice them at the beginning of the next end step. Activate only as a sorcery.)

Enchant land

When Find the Path enters, venture into the dungeon. (Enter the first room or advance to the next room.)

Enchanted land has ": Add ."

Exalted (Whenever a creature you control attacks alone, that creature gets +1/+1 until end of turn.)

Whenever a creature you control attacks alone, if it's the first combat phase of the turn, untap that creature. After this phase, there is an additional combat phase.

Destroy target creature or planeswalker.

Vigilance, reach

Whenever Finneas, Ace Archer attacks, put a +1/+1 counter on each other creature you control that's a token or a Rabbit. Then if creatures you control have total power 10 or greater, draw a card.

Fire deals 2 damage divided as you choose among one or two targets.

Fire and Brimstone deals 4 damage to target player who attacked this turn and 4 damage to you.

Fire at Will deals 3 damage divided as you choose among one, two, or three target attacking or blocking creatures.

As an additional cost to cast this spell, pay X life.

Fire Covenant deals X damage divided as you choose among any number of target creatures.

Flying

When Fire Dragon enters, it deals damage to target creature equal to the number of Mountains you control.

When Fire Imp enters, it deals 2 damage to target creature.

Destroy target artifact or land. Creatures without flying can't block this turn.

If a red instant or sorcery spell you control would deal damage, it deals double that damage instead.

When Fire Snake dies, destroy target land.

Fire Tempest deals 6 damage to each creature and each player.

Enchant creature you control

Enchanted creature has ": This creature deals 1 damage to any target."

Sacrifice Fire Whip: Fire Whip deals 1 damage to any target.

Changeling (This card is every creature type.)

: Fire-Belly Changeling gets +1/+0 until end of turn. Activate no more than twice each turn.

As long as Fireblade Charger is equipped, it has haste.

When Fireblade Charger dies, it deals damage equal to its power to any target.

Firebolt deals 2 damage to any target.

Flashback (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Whenever you cast a noncreature spell, this creature deals 1 damage to each opponent.

Enchant creature

: Enchanted creature gets +1/+0 until end of turn.

Create X 1/1 red Elemental Cat creature tokens with haste. Exile them at the beginning of the next end step.

Flashback—, Sacrifice X Mountains. (You may cast this card from your graveyard for its flashback cost. Then exile it.)

First strike

Unearth (: Return this card from your graveyard to the battlefield. It gains haste. Exile it at the beginning of the next end step or if it would leave the battlefield. Unearth only as a sorcery.)

When Firefist Adept enters, it deals X damage to target creature an opponent controls, where X is the number of Wizards you control.

Haste

Whenever Fireflux Squad attacks, you may exile another target attacking creature you control. If you do, reveal cards from the top of your library until you reveal a creature card. Put that card onto the battlefield tapped and attacking and the rest on the bottom of your library in a random order.

When Fireforger's Puzzleknot enters, it deals 1 damage to any target.

, Sacrifice Fireforger's Puzzleknot: It deals 1 damage to any target.

At the beginning of your second main phase, if an opponent lost life this turn, exile the top two cards of your library. Choose one of them. Until end of turn, you may play that card.

: Add .

, : Add , , or .

Flying

Battalion — Whenever Firemane Avenger and at least two other creatures attack, Firemane Avenger deals 3 damage to any target and you gain 3 life.

Rally — Whenever Firemantle Mage or another Ally you control enters, creatures you control gain menace until end of turn. (A creature with menace can't be blocked except by two or more creatures.)

Firemind Vessel enters tapped.

: Add two mana of different colors.

Whenever you cast an instant or sorcery spell, put a charge counter on Firemind's Research.

, Remove two charge counters from Firemind's Research: Draw a card.

, Remove five charge counters from Firemind's Research: It deals 5 damage to any target.

You can cast spells only during your turn and you can cast no more than two spells each turn.

You may cast spells with mana value less than or equal to the number of lands you control without paying their mana costs.

Fires of Undeath deals 2 damage to any target.

Flashback (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Creatures you control have haste.

Sacrifice Fires of Yavimaya: Target creature gets +2/+2 until end of turn.

Equipped creature has double strike. (It deals both first-strike and regular combat damage.)

Equip (: Attach to target creature you control. Equip only as a sorcery.)

Red instant and sorcery spells you control have lifelink.

Whenever a white instant or sorcery spell causes you to gain life, Firesong and Sunspeaker deals 3 damage to target creature or player.

Firespout deals 3 damage to each creature without flying if was spent to cast this spell and 3 damage to each creature with flying if was spent to cast this spell. (Do both if was spent.)

Flying, trample

Cumulative upkeep (At the beginning of your upkeep, put an age counter on this permanent, then sacrifice it unless you pay its upkeep cost for each age counter on it.)

All Sliver creatures have haste.

All Slivers have ", Sacrifice this permanent: Target Sliver creature gets +2/+2 until end of turn."

Flying

: Return Firewing Phoenix from your graveyard to your hand.

(As this Saga enters and after your draw step, add a lore counter. Sacrifice after III.)

I — Create a 4/4 white Angel Warrior creature token with flying and vigilance.

II — Until end of turn, Angels you control gain ": Destroy target creature with power less than this creature's power."

III — Angels you control gain double strike until end of turn.

If it's neither day nor night, it becomes day as Firmament Sage enters.

Whenever day becomes night or night becomes day, draw a card.

Whenever a creature you control enters this turn, put a +1/+1 counter on it and it gains haste until end of turn.

Learn. (You may reveal a Lesson card you own from outside the game and put it into your hand, or discard a card to draw a card.)

Vigilance

At the beginning of your end step, you may return another creature you control to its owner's hand, then put a number of +1/+1 counters equal to that creature's power on First Responder.