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.

Sliver creatures you control have exalted. (Whenever a creature you control attacks alone, it gets +1/+1 until end of turn for each instance of exalted among permanents you control.)

When First-Sphere Gargantua enters, you draw a card and you lose 1 life.

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.)

Equipped creature has ", , Tap Fishing Pole: Put a bait counter on Fishing Pole."

Whenever equipped creature becomes untapped, remove a bait counter from this Equipment. If you do, create a 1/1 blue Fish creature token.

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

Destroy target creature or land. It can't be regenerated.

When Fissure Wizard enters, you may discard a card. If you do, draw a card.

Target creature gets +2/+2 until end of turn. Clash with an opponent. If you win, that creature gets an additional +2/+2 and gains trample until end of turn. (Each clashing player reveals the top card of their library, then puts that card on the top or bottom. A player wins if their card had a higher mana value.)

Enchant creature

When Fists of Ironwood enters, create two 1/1 green Saproling creature tokens.

Enchanted creature has trample.

Enchant creature

As long as enchanted creature is black, it gets +1/+1 and has wither. (It deals damage to creatures in the form of -1/-1 counters.)

As long as enchanted creature is red, it gets +1/+1 and has first strike.

Five Hundred Year Diary enters tapped.

: Add for each Clue you control.

, Sacrifice Five Hundred Year Diary: Draw a card.

Whenever a creature you control deals combat damage, put a blaze counter on Five-Alarm Fire.

Remove five blaze counters from Five-Alarm Fire: It deals 5 damage to any target.

Counter target spell unless its controller pays o½.

Flying

Whenever Flailing Drake blocks or becomes blocked by a creature, that creature gets +1/+1 until end of turn.

: Flailing Ogre gets +1/+1 until end of turn. Any player may activate this ability.

: Flailing Ogre gets -1/-1 until end of turn. Any player may activate this ability.

At the beginning of your end step, Flame Blitz deals 5 damage to each planeswalker.

Cycling (, Discard this card: Draw a card.)

Until end of turn, permanents you control gain ": This permanent deals 1 damage to any target."

Flame Rift deals 4 damage to each player.

: Flame Spirit gets +1/+0 until end of turn.

: Flamekin Brawler gets +1/+0 until end of turn.

Commander spells you cast have cascade. (Whenever you cast a commander, exile cards from the top of your library until you exile a nonland card with lesser mana value. You may cast it without paying its mana cost. Put the exiled cards on the bottom in a random order.)

As Flamekin Village enters, you may reveal an Elemental card from your hand. If you don't, Flamekin Village enters tapped.

: Add .

, : Target creature gains haste until end of turn.

When Flame-Kin Zealot enters, creatures you control get +1/+1 and gain haste until end of turn.

Destroy up to three target artifacts. Conjure a duplicate of each nontoken artifact destroyed this way into your hand. The duplicates perpetually gain "You may pay rather than pay this spell's mana cost" and "At the beginning of your end step, sacrifice this artifact."

Whenever a nontoken creature you control enters, you may pay . If you do, create a token that's a copy of that creature. That token gains haste. Exile it at the beginning of the next end step.

You may choose not to untap Flamestick Courier during your untap step.

, : Target Goblin creature gets +2/+2 and has haste for as long as Flamestick Courier remains tapped.

Flying, haste

This creature attacks each combat if able.

At the beginning of combat on your turn, if you control a creature with power 4 or greater, you may pay . If you do, return this card from your graveyard to the battlefield.

: Flamewave Invoker deals 5 damage to target player or planeswalker.

, : Create a 1/1 colorless Construct artifact creature token with defender.

, Sacrifice a creature with defender: Flamewright deals 1 damage to any target.

When Flaming Fist Duskguard enters the battlefield, you get a boon with "When you cast your next creature spell, it perpetually gets +1/+0."

Flaming Gambit deals X damage to target player or planeswalker. That player or that planeswalker's controller may choose a creature they control and have Flaming Gambit deal that damage to it instead.

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

Menace

Paradox — Whenever you cast a spell from anywhere other than your hand, Flaming Tyrannosaurus deals 3 damage to any target. Then put a +1/+1 counter on Flaming Tyrannosaurus.

When Flaming Tyrannosaurus dies, it deals damage equal to its power to each opponent.

Whenever Flanking Troops attacks, you may tap target creature.

You may sacrifice a nontoken blue creature rather than pay this spell's mana cost.

Counter target spell.

Target creature gets +2/+2 until end of turn. If it's a Human, instead it gets +3/+3 and gains indestructible until end of turn.

You may sacrifice a nontoken black creature rather than pay this spell's mana cost.

Each opponent sacrifices a creature or planeswalker with the greatest mana value among creatures and planeswalkers they control.

Damage can't be prevented this turn.

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

Cast this spell only during combat after blockers are declared.

Create a 1/1 green Saproling creature token that's blocking target creature attacking you.

Draw a card.