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

Flash

Creatures you control get +1/+1.

Counter target spell unless its controller pays .

Enchant creature

At the beginning of your upkeep, put a +1/+1 counter on enchanted creature.

Put target creature with flying on the bottom of its owner's library.

Put target creature on top of its owner's library.

: The next time an unblocked creature of your choice would deal combat damage to you this turn, prevent all but 1 of that damage.

Cascade (When you cast this spell, exile cards from the top of your library until you exile a nonland card that costs less. You may cast it without paying its mana cost. Put the exiled cards on the bottom in a random order.)

Counter target spell.

Equipped creature gets +3/+0 and has vigilance and trample.

Whenever equipped creature dies, attach Forebear's Blade to target creature you control.

Equip

: Add .

, Sacrifice Foreboding Landscape: Search your library for a basic Swamp, Forest, or Island card, put it onto the battlefield tapped, then shuffle.

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

: Add one mana of any color. Put an omen counter on Foreboding Statue.

At the beginning of your end step, if there are three or more omen counters on Foreboding Statue, untap it, then transform it.

Whenever you cast an artifact spell, investigate. (Create a Clue token. It's an artifact with ", Sacrifice this artifact: Draw a card.")

Activated abilities of artifacts you control cost less to activate. This effect can't reduce the mana in that cost to less than one mana.

Devoid (This card has no color.)

: Target colorless creature gains haste until end of turn.

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

Whenever a Dinosaur you control enters, you may have Forerunner of the Empire deal 1 damage to each creature.

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

Whenever another Vampire you control enters, target creature gets +1/+1 until end of turn.

Choose a card name, then target opponent mills a card. If a card with the chosen name was milled this way, you draw a card.

Draw a card at the beginning of the next turn's upkeep.

At the beginning of your upkeep, sacrifice Forethought Amulet unless you pay .

If an instant or sorcery source would deal 3 or more damage to you, it deals 2 damage to you instead.

Prevent all damage that would be dealt to creatures this turn.

As an additional cost to cast this spell, sacrifice an artifact.

Put X +1/+1 counters on target creature, where X is the sacrificed artifact's mana value.

When Forge Devil enters, it deals 1 damage to target creature and 1 damage to you.

Constellation — Whenever Forgeborn Oreads or another enchantment you control enters, Forgeborn Oreads deals 1 damage to any target.

Whenever another creature or artifact you control is put into a graveyard from the battlefield, put an oil counter on Forgehammer Centurion.

Whenever Forgehammer Centurion attacks, you may remove two oil counters from it. When you do, target creature can't block this turn.

Flying

: Forgestoker Dragon deals 1 damage to target creature. That creature can't block this combat. Activate only if Forgestoker Dragon is attacking.

Look at the top five cards of your library. You may reveal any number of artifact cards from among them and put the revealed cards into your hand. Put the rest on the bottom of your library in a random order.

Whenever a player casts a spell, you may put a +1/+1 counter on Forgotten Ancient.

At the beginning of your upkeep, you may move any number of +1/+1 counters from Forgotten Ancient onto other creatures.

When you unlock this door, you may cast spells from your graveyard this turn, and if a card would be put into your graveyard from anywhere this turn, exile it instead.

(You may cast either half. That door unlocks on the battlefield. As a sorcery, you may pay the mana cost of a locked door to unlock it.)

At the beginning of your upkeep, you may exile a land card from your graveyard. If you do, put a +1/+1 counter on target creature.

: Add .

Other Caves you control have ", Pay 1 life: Add one mana of any color."

Foriysian Brigade can block an additional creature each combat.

: Add .

: Foriysian Totem becomes a 4/4 red Giant artifact creature with trample until end of turn.

As long as Foriysian Totem is a creature, it can block an additional creature each combat.

Search your library for up to two basic land cards and reveal them. Put one into your hand and the other into your graveyard. Then shuffle.

Forked Lightning deals 4 damage divided as you choose among one, two, or three target creatures.

Forktail Sweep deals 1 damage to each creature you don't control. (Then exile this card. You may cast the creature later from exile.)

Intimidate (This creature can't be blocked except by artifact creatures and/or creatures that share a color with it.)

Inspired — Whenever Forlorn Pseudamma becomes untapped, you may pay . If you do, create a 2/2 black Zombie enchantment creature token.

When this enchantment enters, you gain 7 life. You become a card until you leave your library or that library is shuffled. Put yourself seventh from the top, balancing the cards on top of you on your head.

When you draw yourself, you win the game.

When one or more cards fall off your head, exile them and all cards on your head, then sacrifice this enchantment.

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, 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.

Changeling (This card is every creature type.)

Create an X/X colorless Shapeshifter creature token with changeling and deathtouch, where X is the number of land cards in your graveyard.

Retrace (You may cast this card from your graveyard by discarding a land card in addition to paying its other costs.)

Exile target artifact or enchantment.

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

Forsaken Crossroads enters the battlefield tapped.

As Forsaken Crossroads enters the battlefield, choose a color.

When Forsaken Crossroads enters the battlefield, scry 1. If you weren't the starting player, you may untap Forsaken Crossroads instead.

: Add one mana of the chosen color.

Forsaken Miner can't block.

Whenever you commit a crime, you may pay . If you do, return Forsaken Miner from your graveyard to the battlefield. (Targeting opponents, anything they control, and/or cards in their graveyards is a crime.)

Forsaken Sanctuary enters tapped.

: Add or .

Players can't gain life.

At the beginning of each player's upkeep, that player loses 1 life.

Whenever Forsaken Wastes becomes the target of a spell, that spell's controller loses 5 life.

Create X 2/2 red Human Knight creature tokens with trample and haste.

Whenever one or more creatures you control deal combat damage to one or more players this turn, you become the monarch.

As Fortified Beachhead enters, you may reveal a Soldier card from your hand. Fortified Beachhead enters tapped unless you revealed a Soldier card this way or you control a Soldier.

: Add or .

, : Soldiers you control get +1/+1 until end of turn.

As Fortified Village enters, you may reveal a Forest or Plains card from your hand. If you don't, Fortified Village enters tapped.

: Add or .

You gain 2 life. Target creature gets +X/+X until end of turn, where X is the amount of life you gained this turn.

Enchant creature

Sacrifice a Forest: Regenerate enchanted creature.

When Fortitude is put into a graveyard from the battlefield, return Fortitude to its owner's hand.

Whenever Fortress Cyclops attacks, it gets +3/+0 until end of turn.

Whenever Fortress Cyclops blocks, it gets +0/+3 until end of turn.

Choose a nonland permanent you don't control, then each other player chooses a nonland permanent they don't control that hasn't been chosen this way. Destroy all other nonland permanents.