Biovisionary

Creature - Human Wizard

At the beginning of the end step, if you control four or more creatures named Biovisionary, you win the game.

He tired of his fellow researchers and their useless prattling, so he decided to make a network of scholars with whom he could carry a conversation.

Birthing Hulk

Creature - Eldrazi Drone

Devoid (This card has no color.)

When Birthing Hulk enters the battlefield, put two 1/1 colorless Eldrazi Scion creature tokens onto the battlefield. They have "Sacrifice this creature: Add {C} to your mana pool." ({C} represents colorless mana.)

{C}: Regenerate Birthing Hulk.

Bitter Revelation

Sorcery

Look at the top four cards of your library. Put two of them into your hand and the rest into your graveyard. You lose 2 life.

"Here you lie then, Ugin. The corpses of worlds will join you in the tomb."
-Sorin Markov

Black Cat

Creature - Zombie Cat

When Black Cat dies, target opponent discards a card at random.

Its last life is spent tormenting your dreams.

Black Oak of Odunos

Creature - Zombie Treefolk

Defender

, Tap another untapped creature you control: Black Oak of Odunos gets +1/+1 until end of turn.

Phenax promised the newly dead souls they would be spared from Erebos. In this, he did not lie.

Bladetusk Boar

Creature - Boar

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

Those who dare stand in its path are either brave or mindless. Or in the case of goblins, both.

Blast of Genius

Sorcery

Choose target creature or player. Draw three cards, then discard a card. Blast of Genius deals damage equal to the discarded card's converted mana cost to that creature or player.

Ral Zarek's brainstorms bring actual thunder and lightning.

Blastfire Bolt

Instant

Blastfire Bolt deals 5 damage to target creature. Destroy all Equipment attached to that creature.

"Encase yourself in the most elaborate armor, and cower behind the heaviest shield. I would hate for you to feel helpless."
-Korig the Ruiner

Blaze Commando

Creature - Minotaur Soldier

Whenever an instant or sorcery spell you control deals damage, put two 1/1 red and white Soldier creature tokens with haste onto the battlefield.

A true Boros commando only calls for reinforcements so they can clean up the mess.

Blessing

Enchantment - Aura

Enchant creature

: Enchanted creature gets +1/+1 until end of turn.

Blight Herder

Creature - Eldrazi Processor

When you cast Blight Herder, you may put two cards your opponents own from exile into their owners' graveyards. If you do, put three 1/1 colorless Eldrazi Scion creature tokens onto the battlefield. They have "Sacrifice this creature: Add to your mana pool."

Blightcaster

Creature - Human Wizard

Whenever you cast an enchantment spell, you may have target creature get -2/-2 until end of turn.

"Your flesh is unprepared for my gifts."

Blighted Cataract

Land

: Add to your mana pool.

, , Sacrifice Blighted Cataract: Draw two cards.

Once, water ran here. Now only dust and ash fall from the clifftops.

Blighted Fen

Land

: Add to your mana pool.

, , Sacrifice Blighted Fen: Target opponent sacrifices a creature.

"We came to a place where the skin of Zendikar was peeled back and its bones lay bare to the sky."-Greenweaver Mina

Blighted Gorge

Land

: Add to your mana pool.

, , Sacrifice Blighted Gorge: Blighted Gorge deals 2 damage to target creature or player.

The land is dying, but it will not go peacefully.

Blighted Steppe

Land

: Add to your mana pool.

, , Sacrifice Blighted Steppe: You gain 2 life for each creature you control.

"When a limb is gangrenous, you cut it off. This is no different."-Greenweaver Mina

Blighted Woodland

Land

: Add to your mana pool.

, , Sacrifice Blighted Woodland: Search your library for up to two basic land cards and put them onto the battlefield tapped. Then shuffle your library.

Blind Obedience

Enchantment

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.

"By the time your knees have worn through your robe, you may have begun to learn your place."

Blinding Drone

Creature - Eldrazi Drone

Devoid (This card has no color.)

{C}, : Tap target creature. ({C} represents colorless mana.)

"Zendikar's true gods have risen. Whether in reverence or agony, all the world will kneel."
-Ayli, high priest of the Eternal Pilgrims

Blinding Flare

Sorcery

Strive - Blinding Flare costs more to cast for each target beyond the first.

Any number of target creatures can't block this turn.

Blinding Spray

Instant

Creatures your opponents control get -4/-0 until end of turn.

Draw a card.

"The stronger our enemies seem, the more vulnerable they are."
-Sultai secret

Blistercoil Weird

Creature - Weird

Whenever you cast an instant or sorcery spell, Blistercoil Weird gets +1/+1 until end of turn. Untap it.

Azorius lawmages would like to outlaw the creation of weirds, but first they'd have to settle their long-standing debate on how to classify them.

Blisterpod

Creature - Eldrazi Drone

Devoid (This card has no color.)

When Blisterpod dies, put a 1/1 colorless Eldrazi Scion creature token onto the battlefield. It has "Sacrifice this creature: Add to your mana pool."

A blisterpod's corpse is a scion's cradle.

Blood (Flesh/Blood)

Sorcery

Target creature you control deals damage equal to its power to target creature or player.

Fuse (You may cast one or both halves of this card from your hand.)

Blood Bairn

Creature - Vampire

Sacrifice another creature: Blood Bairn gets +2/+2 until end of turn.

The travelers were warned to watch out for children on the road.

Blood Baron of Vizkopa

Creature - Vampire

Lifelink, protection from white and from black

As long as you have 30 or more life and an opponent has 10 or less life, Blood Baron of Vizkopa gets +6/+6 and has flying.

Blood Crypt

Land - Swamp Mountain

(: Add or to your mana pool.)

As Blood Crypt enters the battlefield, you may pay 2 life. If you don't, Blood Crypt enters the battlefield tapped.

Where the dead serve as diversion, decor, and dessert.

Blood Host

Creature - Vampire

, Sacrifice another creature: Put a +1/+1 counter on Blood Host and you gain 2 life.

It would be ill-mannered to decline his invitation. It would be ill-advised to accept it.

Blood Scrivener

Creature - Zombie Wizard

If you would draw a card while you have no cards in hand, instead draw two cards and lose 1 life.

Make sure you bleed the fine print.

Blood-Toll Harpy

Creature - Harpy

Flying

When Blood-Toll Harpy enters the battlefield, each player loses 1 life.

When harpies demand a toll to cross through their territory, consider yourself lucky if they permit payment in coin.

Bloodbond Vampire

Creature - Vampire Shaman Ally

Whenever you gain life, put a +1/+1 counter on Bloodbond Vampire.

"Let the vampires join us. In this war, we no longer have the luxury of choosing our comrades."-General Tazri, allied commander

Bloodcrazed Hoplite

Creature - Human Soldier

Heroic - Whenever you cast a spell that targets Bloodcrazed Hoplite, put a +1/+1 counter on it.

Whenever a +1/+1 counter is placed on Bloodcrazed Hoplite, remove a +1/+1 counter from target creature an opponent controls.

Bloodfell Caves

Land

Bloodfell Caves enters the battlefield tapped.

When Bloodfell Caves enters the battlefield, you gain 1 life.

: Add or to your mana pool.

Bloodfire Expert

Creature - Efreet Monk

Prowess (Whenever you cast a noncreature spell, this creature gets +1/+1 until end of turn.)

Some efreet abandon their homes in the volcanic Fire Rim to embrace the Jeskai Way and discipline their innate flames.

Bloodfire Mentor

Creature - Efreet Shaman

, : Draw a card, then discard a card.

The adept underwent months of preparation to withstand pain, until he was finally ready to receive the efreet master's teachings.

Bloodfray Giant

Creature - Giant

Trample

Unleash (You may have this creature enter the battlefield with a +1/+1 counter on it. It can't block as long as it has a +1/+1 counter on it.)

The star performer of the Juri Revue, his shows have fans and blood spilling into the street.

Bloodsoaked Champion

Creature - Human Warrior

Bloodsoaked Champion can't block.

Raid - : Return Bloodsoaked Champion from your graveyard to the battlefield. Activate this ability only if you attacked with a creature this turn.

"Death is merely another foe the Mardu will overcome."

Bloodstained Mire

Land

, Pay 1 life, Sacrifice Bloodstained Mire: Search your library for a Swamp or Mountain card and put it onto the battlefield. Then shuffle your library.

Blossoming Sands

Land

Blossoming Sands enters the battlefield tapped.

When Blossoming Sands enters the battlefield, you gain 1 life.

: Add or to your mana pool.

Blur Sliver

Creature - Sliver

Sliver creatures you control have haste. (They can attack and as soon as they come under your control.)

They move in a synchronized swarm, turning entire squads into heaps of bloody rags and bones in an instant.