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.)

Creatures your opponents control have base power and toughness 0/1 until end of turn.

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

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 of their choice.)

Trample

Flying

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

Landfall — Whenever a land you control enters, 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.

Flying

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

Put a +1/+1 counter on target creature. It gains flying until end of turn. Prevent all combat damage that would be dealt to it this turn.

When Fleeting Memories enters, investigate. (Create a Clue token. It's an artifact with ", Sacrifice this artifact: Draw a card.")

Whenever you sacrifice a Clue, target player mills three cards.

, 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.

Infect (This creature deals damage to creatures in the form of -1/-1 counters and to players in the form of poison counters.)

Lifelink (Damage dealt by this creature also causes you to gain that much life.)

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.)

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.

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.)

Exile target nontoken permanent, then return it to the battlefield under its owner's control.

Enchant creature

: Exile enchanted creature and all Auras attached to it. At the beginning of the next end step, return that card to the battlefield under its owner's control. If you do, return the other cards exiled this way to the battlefield under their owners' control attached to that creature.

Enchant creature

As Flickering Ward enters, choose a color.

Enchanted creature has protection from the chosen color. This effect doesn't remove Flickering Ward.

: Return Flickering Ward to its owner's hand.

Enchant creature

Enchanted creature has flying.

Enchant creature

When Flight of Fancy enters, draw two cards.

Enchanted creature has flying.

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

Fling deals damage equal to the sacrificed creature's power to any target.

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.)

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.

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.

Flood Plain enters tapped.

, Sacrifice Flood Plain: Search your library for a Plains or Island card, put it onto the battlefield, then shuffle.

, Return two Islands you control to their owner's hand: Return target creature to its owner's hand.

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.)

Defender

When Floriferous Vinewall enters, look at the top six cards of your library. You may reveal a land card from among them and put it into your hand. Put the rest on the bottom of your library in a random order.

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.

Whenever you cycle another card, put a +1/+1 counter on Flourishing Fox.

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

Choose one —

• Flourishing Strike deals 5 damage to target creature with flying.

• Target creature gets +3/+3 until end of turn.

Entwine (Choose both if you pay the entwine cost.)

Search your library for a basic Forest or Plains card, reveal it, put it into your hand, then shuffle.

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

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

Target creature gets +2/-2 until end of turn.

Target creature gets +1/-1 and gains haste until end of turn.

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

, : Target creature gains flying until end of turn.

Flying

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.

Counter target spell. If that spell is countered this way, its controller may put a creature card from their hand onto the battlefield.

You gain 1 life for each creature you control.

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

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.

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

, Sacrifice Font of Vigor: You gain 7 life.

Artifacts you control have ", Sacrifice this artifact: It deals damage to any target equal to 1 plus the number of permanents named Food Fight you control."