Flanking (Whenever a creature without flanking blocks this creature, the blocking creature gets -1/-1 until end of turn.)

: Blazing Blade Askari becomes colorless until end of turn.

When Blazing Effigy dies, it deals X damage to target creature, where X is 3 plus the amount of damage dealt to Blazing Effigy this turn by other sources named Blazing Effigy.

Exile target creature with power greater than or equal to your life total.

Blazing Salvo deals 3 damage to target creature unless that creature's controller has Blazing Salvo deal 5 damage to them.

Flying, haste

Whenever Blazing Specter deals combat damage to a player, that player discards a card.

Equipped creature can't be blocked by Vampires or Zombies.

Equipped creature has ", Sacrifice Blazing Torch: Blazing Torch deals 2 damage to any target."

Equip (: Attach to target creature you control. Equip only as a sorcery.)

Up to one target creature gets -2/-2 until end of turn. Amass Zombies 2. (Put two +1/+1 counters on an Army you control. It's also a Zombie. If you don't control an Army, create a 0/0 black Zombie Army creature token first.)

Exile target creature an opponent controls. That player reveals cards from the top of their library until a creature card is revealed. The player puts that card onto the battlefield, then shuffles the rest into their library.

Rebound (If you cast this spell from your hand, exile it as it resolves. At the beginning of your next upkeep, you may cast this card from exile without paying its mana cost.)

You gain 1 life.

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

Target creature gets +2/+1 until end of turn. If it's legendary, it also gains lifelink until end of turn.

Flash

Enchant creature

At the beginning of your upkeep, you lose 1 life.

: Regenerate enchanted creature.

Distribute four +1/+1 counters among any number of target creatures.

Miracle (You may cast this card for its miracle cost when you draw it if it's the first card you drew this turn.)

Enchant land

When Blighted Burgeoning enters the battlefield, incubate 2. (Create an Incubator token with two +1/+1 counters on it and ": Transform this artifact." It transforms into a 0/0 Phyrexian artifact creature.)

Whenever enchanted land is tapped for mana, its controller adds an additional one mana of any color.

Flying, deathtouch

Whenever you cast your first spell during each opponent's turn, look at the top card of that player's library, then exile it face down. You may play that card for as long as it remains exiled, and mana of any type can be spent to cast it.

All creatures lose trample until end of turn. If a creature would deal combat damage to a creature this turn, it deals double that damage to that creature instead.

Extort (Whenever you cast a spell, you may pay . If you do, each opponent loses 1 life and you gain that much life.)

Artifacts and creatures your opponents control enter the battlefield tapped.

: Target spell or permanent becomes the color of your choice until end of turn.

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

Whenever Blind Zealot deals combat damage to a player, you may sacrifice it. If you do, destroy target creature that player controls.

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

Whenever Blinding Angel deals combat damage to a player, that player skips their next combat phase.

Devoid (This card has no color.)

, : Tap target creature. ( represents colorless mana.)

Prevent all damage that would be dealt to creatures this turn. Creatures you control gain hexproof until end of turn. (They can't be the targets of spells or abilities your opponents control.)

, : Tap target creature.

, : Tap target creature. ( can be paid with either or 2 life.)

Blind-Spot Giant can't attack or block unless you control another Giant.

Double strike

Teleport — : Blink Dog phases out. (Treat it and anything attached to it as though they don't exist until your next turn.)

: Return Blinking Spirit to its owner's hand.

: Add .

: Blinkmoth Nexus becomes a 1/1 Blinkmoth artifact creature with flying until end of turn. It's still a land.

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

: Add .

, : Tap target noncreature artifact.

Flying

: Blistering Dieflyn gets +1/+0 until end of turn.

, : Blisterspit Gremlin deals 1 damage to each opponent.

Whenever you cast a noncreature spell, untap Blisterspit Gremlin.

More Than Meets the Eye (You may cast this card converted for .)

At the beginning of your end step, target opponent loses life equal to the life that player lost this turn. If no life is lost this way, convert Blitzwing.

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

Return target creature card from your graveyard to your hand. If this spell was kicked, instead return two target creature cards from your graveyard to your hand.

When Blood Fountain enters the battlefield, create a Blood token. (It's an artifact with ", , Discard a card, Sacrifice this artifact: Draw a card.")

, , Sacrifice Blood Fountain: Return up to two target creature cards from your graveyard to your hand.

, Sacrifice another Warrior creature: Target player loses X life and you gain X life, where X is the sacrificed creature's power.

Bloodcrazed Goblin can't attack unless an opponent has been dealt damage this turn.

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

Whenever you draw your second card each turn, Bloodhaze Wolverine gets +1/+1 and gains first strike until end of turn.

Flying

: Create a 2/2 black Vampire creature token with flying.

: Transform Bloodline Keeper. Activate only if you control five or more Vampires.

Changeling (This card is every creature type.)

As Bloodline Pretender enters the battlefield, choose a creature type.

Whenever another creature of the chosen type enters the battlefield under your control, put a +1/+1 counter on Bloodline Pretender.

: Target creature gains haste until end of turn.

: Target player loses 3 life and you gain 3 life.

Devour 1 (As this enters the battlefield, you may sacrifice any number of creatures. This creature enters the battlefield with that many +1/+1 counters on it.)

Each other creature you control enters the battlefield with an additional X +1/+1 counters on it, where X is the number of +1/+1 counters on Bloodspore Thrinax.

Whenever you cast a spell, if that spell was kicked, Bloodstone Goblin gets +1/+1 and gains menace until end of turn. (It can't be blocked except by two or more creatures.)

Whenever Blossoming Bogbeast attacks, you gain 2 life. Then creatures you control gain trample and get +X/+X until end of turn, where X is the amount of life you gained this turn.

Target creature you control gets +2/+2 and gains hexproof until end of turn.

Whenever Blossoming Tortoise enters the battlefield or attacks, mill three cards, then return a land card from your graveyard to the battlefield tapped.

Activated abilities of lands you control cost less to activate.

Land creatures you control get +1/+1.

Blow Off Steam deals 1 damage to any target. (Then exile this card. You may cast the creature later from exile.)

Creatures attacking you get -1/-0.

At the beginning of each end step, if you were dealt 4 or more damage this turn, exile Boarded Window.

: Add .

Target creature attacks this turn if able.

Draw a card.