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 this turn, exile it instead. If X is 10 or more, copy each of those spells twice. You may choose new targets for the copies.

: Firehoof Cavalry gets +2/+0 and gains trample until end of turn.

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.)

Flying, lifelink

Whenever you cast your second spell each turn, look at the top three cards of your library. Put one of them into your hand and the rest into your graveyard.

You may pay rather than pay the mana cost for spells that you cast.

Draw a card. Until end of turn, target creature gains trample and gets +1/+0 for each card you've drawn this turn.

Target creature gets +4/+0 until end of turn.

Target creature gets +3/+3 and gains first strike until end of turn.

Flames of the Blood Hand deals 4 damage to target player or planeswalker. The damage can't be prevented. If that player would gain life this turn, that player gains no life instead.

Flames of the Raze-Boar deals 4 damage to target creature an opponent controls. Then Flames of the Raze-Boar deals 2 damage to each other creature that player controls if you control a creature with power 4 or greater.

Look at the top X cards of your library. Put one of them into your hand and the rest on the bottom of your library in any order.

Flashback—, Exile X blue cards from your graveyard. (You may cast this card from your graveyard for its flashback cost, then exile it. You can't exile Flash of Insight to pay for its own flashback cost.)

Exile target creature or enchantment, then return it to the battlefield under its owner's control.

Enchant creature

When Flight of Fancy enters the battlefield, draw two cards.

Enchanted creature has flying.

Flip X coins. For each flip you win, create a 2/2 green Sheep creature token named Rabid Sheep.

Return all nonland permanents to their owners' hands. If you return four or more nontoken permanents you control this way, you may put a permanent card from your hand onto the battlefield.

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.)

Flow of Maggots can't be blocked by non-Wall creatures.

Create X 1/1 white Bird Soldier creature tokens with flying, where X is the number of attacking creatures.

Players have no maximum hand size.

, : Each player draws X cards.

, : Each opponent mills cards equal to the number of cards in their hand.

: Folk of the Pines gets +1/+0 until end of turn.

, Sacrifice Font of Fertility: Search your library for a basic land card, put it onto the battlefield tapped, then shuffle.

, Sacrifice Font of Ire: It deals 5 damage to target player or planeswalker.

, Sacrifice Font of Return: Return up to three target creature cards from your graveyard to your hand.

Return target creature card from your graveyard to the battlefield. Sacrifice that creature at the beginning of the next end step.

Trample (This creature can deal excess combat damage to the player or planeswalker it's attacking.)

At the beginning of your upkeep, Force of Nature deals 8 damage to you unless you pay .

If it's not your turn, you may exile a red card from your hand rather than pay this spell's mana cost.

Create two 3/1 red Elemental creature tokens with trample and haste. Sacrifice those tokens at the beginning of your next upkeep.

If it's not your turn, you may exile a green card from your hand rather than pay this spell's mana cost.

Destroy up to two target artifacts and/or enchantments.

You may pay 1 life and exile a blue card from your hand rather than pay this spell's mana cost.

Counter target spell.

When Forerunner of the Coalition enters the battlefield, you may search your library for a Pirate card, reveal it, then shuffle and put that card on top.

Whenever another Pirate enters the battlefield under your control, each opponent loses 1 life.

When Forerunner of the Heralds enters the battlefield, you may search your library for a Merfolk card, reveal it, then shuffle and put that card on top.

Whenever another Merfolk enters the battlefield under your control, put a +1/+1 counter on Forerunner of the Heralds.

: Add .

: Choose target commander that entered the battlefield this turn. Put a +1/+1 counter on it if it's a creature and a loyalty counter on it if it's a planeswalker.

At the beginning of your upkeep, Form of the Dragon deals 5 damage to any target.

At the beginning of each end step, your life total becomes 5.

Creatures without flying can't attack you.

As Form of the Squirrel enters the battlefield, create a 1/1 green Squirrel creature token. You lose the game when that creature leaves the battlefield.

Creatures can't attack you.

You have shroud.

You can't cast spells.

: Add .

, , Sacrifice Foundry of the Consuls: Create two 1/1 colorless Thopter artifact creature tokens with flying.

: Add one mana of any color.

: Fountain of Ichor becomes a 3/3 Dinosaur artifact creature until end of turn.

, : You gain 1 life.

Enchant creature

When enchanted creature dies, you gain X life and draw X cards, where X is its toughness.

If a source would deal damage to a permanent or player, it deals double that damage to that permanent or player instead.

You may exile two red cards from your hand rather than pay this spell's mana cost.

Untap all creatures that attacked this turn. After this main phase, there is an additional combat phase followed by an additional main phase.

Flip a coin. If you win the flip, you gain 1 life and target opponent loses 1 life, and you decide whether to flip again. If you lose the flip, you lose 1 life and that opponent gains 1 life, and that player decides whether to flip again. Double the life stakes with each flip.

Whenever Gang of Elk becomes blocked, it gets +2/+2 until end of turn for each creature blocking it.

Kicker (You may pay an additional as you cast this spell.)

When Gatekeeper of Malakir enters the battlefield, if it was kicked, target player sacrifices a creature.

Gatherer of Graces gets +1/+1 for each Aura attached to it.

Sacrifice an Aura: Regenerate Gatherer of Graces.

As Gauntlet of Power enters the battlefield, choose a color.

Creatures of the chosen color get +1/+1.

Whenever a basic land is tapped for mana of the chosen color, its controller adds an additional one mana of that color.

Enchant creature

Enchanted creature gets +0/+2 and assigns combat damage equal to its toughness rather than its power.

Enchanted creature has ": Untap this creature."

Destroy each nonland permanent with mana value X or less.

Until end of turn, whenever a creature you control attacks and isn't blocked, you may choose to have it deal damage equal to its power to a target creature. If you do, it assigns no combat damage this turn.

Hexproof (This creature can't be the target of spells or abilities your opponents control.)

Whenever Geist of Saint Traft attacks, create a 4/4 white Angel creature token with flying that's tapped and attacking. Exile that token at end of combat.

Defender, flying

Delirium — Geist of the Lonely Vigil can attack as though it didn't have defender as long as there are four or more card types among cards in your graveyard.

, , Sacrifice Gem of Becoming: Search your library for an Island card, a Swamp card, and a Mountain card. Reveal those cards, put them into your hand, then shuffle.

Enchant Forest

: Enchanted Forest becomes a 4/4 green Spirit creature until end of turn. It's still a land.

When enchanted Forest is put into a graveyard, you may return Genju of the Cedars from your graveyard to your hand.