Lifelink

Flesh Flayer — When Flayed One enters, mill three cards.

Living weapon (When this Equipment enters, create a 0/0 black Phyrexian Germ creature token, then attach this to it.)

Equipped creature gets +1/+1.

Equip

Undying (When this creature dies, if it had no +1/+1 counters on it, return it to the battlefield under its owner's control with a +1/+1 counter on it.)

Whenever Flayer of the Hatebound or another creature enters from your graveyard, that creature deals damage equal to its power to any target.

Flying

Threshold — As long as seven or more cards are in your graveyard, Fledgling Dragon gets +3/+3 and has ": Fledgling Dragon gets +1/+0 until end of turn."

: Monstrosity 1. (If this creature isn't monstrous, put a +1/+1 counter on it and it becomes monstrous.)

As long as Fleecemane Lion is monstrous, it has hexproof and indestructible.

Flash (You may cast this spell any time you could cast an instant.)

Flying, deathtouch

: Monstrosity 3. (If this creature isn't monstrous, put three +1/+1 counters on it and it becomes monstrous.)

Trample, lifelink, haste

Flying

Whenever a player cycles a card, return Fleeting Aven to its owner's hand.

Flying (This creature can't be blocked except by creatures with flying or reach.)

: Return Fleeting Image to its owner's hand.

As an additional cost to cast this spell, sacrifice a creature.

Destroy target creature. Its controller loses life equal to the number of creatures that died this turn.

You may have Flesh Duplicate enter as a copy of any creature on the battlefield, except it has vanishing 3 if that creature doesn't have vanishing. (A permanent with vanishing 3 enters with three time counters on it. At the beginning of your upkeep, remove a time counter from it. When the last is removed, sacrifice it.)

When Fleshbag Marauder enters, each player sacrifices a creature of their choice.

Discard an artifact card: Fleshgrafter gets +2/+2 until end of turn.

Whenever another creature dies, tap Fleshmad Steed.

Whenever you sacrifice another creature, you gain 1 life and scry 1. (Look at the top card of your library. You may put that card on the bottom.)

, Sacrifice another creature: Fleshtaker gets +2/+2 until end of turn.

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

Convoke (Your creatures can help cast this spell. Each creature you tap while casting this spell pays for or one mana of that creature's color.)

Flying

Flinthoof Boar gets +1/+1 as long as you control a Mountain.

: Flinthoof Boar gains haste until end of turn. (It can attack and this turn.)

Enchant creature

As Floating Shield enters, choose a color.

Enchanted creature has protection from the chosen color. This effect doesn't remove Floating Shield.

Sacrifice Floating Shield: Target creature gains protection from the chosen color until end of turn.

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.

Floodchaser enters with six +1/+1 counters on it.

Floodchaser can't attack unless defending player controls an Island.

, Remove a +1/+1 counter from Floodchaser: Target land becomes an Island until end of turn.

Green creatures can't attack unless their controller sacrifices a land of their choice for each green creature they control that's attacking. (This cost is paid as attackers are declared.)

Defender

When Floodgate has flying, sacrifice it.

When Floodgate leaves the battlefield, it deals damage to each nonblue creature without flying equal to half the number of Islands you control, rounded down.

Return up to two target creatures to their owners' hands.

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

First strike

At the beginning of each of your postcombat main phases, look at the top X cards of your library, where X is the total amount of life your opponents lost this turn. Exile one of those cards and put the rest on the bottom of your library in a random order. You may play the exiled card this turn.

Mill three cards. Investigate. (Create a Clue token. It's an artifact with ", Sacrifice this artifact: Draw a card.")

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.

You may choose not to untap Flowstone Armor during your untap step.

, : Target creature gets +1/-1 for as long as Flowstone Armor remains tapped.

, , Discard a card: Target creature gets +1/-1 and gains haste until end of turn.

Enchant creature

: Enchanted creature gets +2/-2 until end of turn.

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

: Flowstone Kavu gets +1/-1 until end of turn.

: Flowstone Salamander deals 1 damage to target creature blocking it.

Defender (This creature can't attack.)

: Flowstone Wall gets +1/-1 until end of turn.

Whenever Fludge, Gunk Guardian or another Slug, Ooze, Fungus, or Mutant enters the battlefield under your control, each opponent shuffles three Gunk cards into their library. (Gunk is a colorless sorcery card with no mana cost that has cycling .)

Flying

Whenever you cast an instant or sorcery spell, you may switch Fluxcharger's power and toughness until end of turn.

, : Target creature gains flying until end of turn.

Vigilance

: Add one mana of any color. Activate only if Flywheel Racer is a creature.

Crew 1 (Tap any number of creatures you control with total power 1 or more: This Vehicle becomes an artifact creature until end of turn.)

Flash

As Focused Funambulist enters, you may put an art sticker on the empty side of the balancing pole. When you do, ask a person outside the game "Does this look balanced?" If they say yes, you may tap or untap target creature.

As an additional cost to cast this spell, sacrifice a Goblin.

Target creature gets -5/-5 until end of turn. Fodder Launch deals 5 damage to that creature's controller.

Defender (This creature can't attack.)

Flying

Prevent all combat damage that would be dealt to and dealt by this creature.

Flying

: Regenerate Fog of Gnats.

Enchant creature

Enchanted creature is a Spirit and can't attack or block. (It loses all other creature types.)

Skulk (This creature can't be blocked by creatures with greater power.)

When Fogwalker enters, target creature an opponent controls doesn't untap during its controller's next untap step.

Players have no maximum hand size.

, : Each player draws X cards.

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

Investigate X times. (Then exile this card. You may cast the creature later from exile.)

Whenever you pay life, put that many blood counters on Font of Agonies.

, Remove four blood counters from Font of Agonies: Destroy target creature.

Exile a creature you control: Add X mana of any one color, where X is 1 plus the exiled creature's mana value. Spend this mana only to cast creature spells.

Put any number of target creature cards from your graveyard on top of your library.

Draw a card.