Whenever Flaxen Intruder deals combat damage to a player, you may sacrifice it. When you do, destroy target artifact or enchantment.

Lifelink

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

When you cast this spell, gain control of target creature until end of turn. Untap that creature. Until end of turn, it has base power and toughness 10/10 and gains trample, annihilator 2, and haste.

Annihilator 2 (Whenever this creature attacks, defending player sacrifices two permanents.)

Trample

Flying

At the beginning of your upkeep, Fledgling Djinn deals 1 damage to you.

Landfall — Whenever a land enters the battlefield under your control, Fledgling Griffin gains flying until end of turn.

Flying

: Fledgling Mawcor deals 1 damage to any target.

Morph (You may cast this card face down as a 2/2 creature for . Turn it face up any time for its morph cost.)

: 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.)

Flash

When Fleetfoot Panther enters the battlefield, return a green or white creature you control to its owner's hand.

Flying

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

, Exile three cards from your graveyard: Fleeting Spirit gains first strike until end of turn.

Discard a card: Exile Fleeting Spirit. Return it to the battlefield under its owner's control at the beginning of the next end step.

Flying

Toxic 1 (Players dealt combat damage by this creature also get a poison counter.)

When Flensing Raptor enters the battlefield, another target creature you control with toxic gets +1/+1 and gains flying until end of turn.

You may have Flesh Duplicate enter the battlefield 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 the battlefield 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 the battlefield, each player sacrifices a creature.

: Fleshformer gets +2/+2 and gains fear until end of turn. Target creature gets -2/-2 until end of turn. Activate only during your turn. (A creature with fear can't be blocked except by artifact creatures and/or black creatures.)

Corrupted — : Return Fleshless Gladiator from your graveyard to the battlefield tapped. You lose 1 life. Activate only if an opponent has three or more poison counters.

When Fleshpulper Giant enters the battlefield, you may destroy target creature with toughness 2 or less.

Transfigure (, Sacrifice this creature: Search your library for a creature card with the same mana value as this creature, put that card onto the battlefield, then shuffle. Transfigure only as a sorcery.)

Flying

When Flickerwisp enters the battlefield, exile another target permanent. Return that card to the battlefield under its owner's control at the beginning of the next end step.

Whenever Flint Golem becomes blocked, defending player mills three cards.

Bestow (If you cast this card for its bestow cost, it's an Aura spell with enchant creature. It becomes a creature again if it's not attached to a creature.)

Flitterstep Eidolon can't be blocked.

Enchanted creature gets +1/+1 and can't be blocked.

When Floating-Dream Zubera dies, draw a card for each Zubera that died this turn.

Flying

, Return a land you control to its owner's hand: Tap target land.

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.

Floodtide Serpent can't attack unless you return an enchantment you control to its owner's hand. (This cost is paid as attackers are declared.)

First strike

At the beginning of your postcombat main phase, 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.

Flourishing Bloom-Kin gets +1/+1 for each Forest you control.

Disguise

When Flourishing Bloom-Kin is turned face up, search your library for up to two Forest cards and reveal them. Put one of them onto the battlefield tapped and the other into your hand, then shuffle.

When Flourishing Hunter enters the battlefield, you gain life equal to the greatest toughness among other creatures you control.

Flowering Lumberknot can't attack or block unless it's paired with a creature with soulbond.

Whenever Flowstone Charger attacks, it gets +3/-3 until end of turn.

: Flowstone Giant 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.

: Target creature gets +1/-1 until end of turn.

, Discard a card: Put a +1/+1 counter on Flowstone Sculpture or Flowstone Sculpture gains flying, first strike, or trample. <I>(This effect lasts indefinitely.)</I>

: Flowstone Thopter gets +1/-1 and gains flying until end of turn.

Flying

: Flowstone Wyvern gets +2/-2 until end of turn.

Defender, flying

Whenever Flumph is dealt damage, you and target opponent each draw a card.

Whenever you cast a noncreature spell, proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)

Flycatcher Giraffid enters the battlefield with your choice of a vigilance counter or a reach counter on it.

Flash

As Focused Funambulist enters the battlefield, 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.

Defender, flying

Prevent all combat damage that would be dealt to and dealt by Fog Bank.

Flying

: Regenerate Fog of Gnats.

Whenever Folk of An-Havva blocks, it gets +2/+0 until end of turn.

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

When Footlight Fiend dies, it deals 1 damage to any target.

When Forbidding Spirit enters the battlefield, until your next turn, creatures can't attack you or planeswalkers you control unless their controller pays for each of those creatures.

Trample

: Return target card from an opponent's graveyard to their hand. Put a +1/+1 counter on target creature.

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.