Trample, infect, indestructible

If Blightsteel Colossus would be put into a graveyard from anywhere, reveal Blightsteel Colossus and shuffle it into its owner's library instead.

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

Haste

//PRT-Prototype_Mech//

Prototype (You may cast this spell with different mana cost, color, and size. It keeps its abilities and types.)

3/2

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

, , Put a blood counter on Bloodletter Quill: Draw a card, then you lose 1 life for each blood counter on Bloodletter Quill.

: Remove a blood counter from Bloodletter Quill.

: Add or .

Equipped creature gets +2/+0 and is goaded. (It attacks each combat if able and attacks a player other than you if able.)

: Attach Bloodthirsty Blade to target creature an opponent controls. Activate only as a sorcery.

When Blue Ribbon enters the battlefield, ask a person outside the game which creature you control is most deserving of a blue ribbon. Attach Blue Ribbon to that creature.

Equipped creature has best in show. (Whenever another creature becomes the target of a spell or ability you control, you may copy that spell or ability. If you do, the copy targets this creature.)

Equip

When Bomat Bazaar Barge enters the battlefield, draw a card.

Crew 3 (Tap any number of creatures you control with total power 3 or more: This Vehicle becomes an artifact creature until end of turn.)

Bonded Construct can't attack alone.

, : All creatures get -1/-0 until end of turn.

Equipped creature gets +1/+0.

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

Equipped creature gets +2/+0.

Equip

As Booby Trap enters the battlefield, choose an opponent and a card name other than a basic land card name.

The chosen player reveals each card they draw.

When the chosen player draws a card with the chosen name, sacrifice Booby Trap. If you do, Booby Trap deals 10 damage to that player.

, , Sacrifice Boom Box: Destroy up to one target artifact, up to one target creature, and up to one target land.

: Flip a coin. If you win the flip, destroy all nonland permanents.

: Add or .

, , Sacrifice Boros Cluestone: Draw a card.

: Add or .

, , Sacrifice Boros Locket: Draw two cards.

Trample

, Sacrifice an artifact: Bosh, Iron Golem deals damage equal to the sacrificed artifact's mana value to any target.

Sacrifice Bottle Gnomes: You gain 3 life.

, Sacrifice Bottle of Suleiman: Flip a coin. If you win the flip, create a 5/5 colorless Djinn artifact creature token with flying. If you lose the flip, Bottle of Suleiman deals 5 damage to you.

When Boulderbranch Golem enters the battlefield, you gain life equal to its power.

//PRT-Prototype_Mech//

Prototype (You may cast this spell with different mana cost, color, and size. It keeps its abilities and types.)

3/3

Visit — Return a creature you don't control with the lowest toughness among creatures you don't control to its owner's hand. (If multiple creatures are tied, choose any one of them.)

Lights — 3, 6

Visit — Return a creature you don't control with the lowest toughness among creatures you don't control to its owner's hand. (If multiple creatures are tied, choose any one of them.)

Lights — 5, 6

: You gain 1 life.

, : Put a charge counter on Brain in a Jar, then you may cast an instant or sorcery spell with mana value equal to the number of charge counters on Brain in a Jar from your hand without paying its mana cost.

, , Remove X charge counters from Brain in a Jar: Scry X.

Flying

Brass Gnat doesn't untap during your untap step.

At the beginning of your upkeep, you may pay . If you do, untap Brass Gnat.

When you cast this spell, copy it. (The copy becomes a token.)

Equipped creature has double strike as long as two or more Equipment are attached to it.

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

, Sacrifice Brass Secretary: Draw a card.

First strike

Sacrifice Brass-Talon Chimera: Put a +2/+2 counter on target Chimera creature. It gains first strike. <I>(This effect lasts indefinitely.)</I>

Briber's Purse enters the battlefield with X gem counters on it.

, , Remove a gem counter from Briber's Purse: Target creature can't attack or block this turn.

When a player other than Bronze Bombshell's owner controls it, that player sacrifices it. If the player does, Bronze Bombshell deals 7 damage to the player.

: Until end of turn, equipped creature gets +X/+0, where X is the number of times this ability has resolved this turn.

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

Remove Bronze Tablet from your deck before playing if you're not playing for ante.

Bronze Tablet enters the battlefield tapped.

, : Exile Bronze Tablet and target nontoken permanent an opponent owns. That player may pay 10 life. If they do, put Bronze Tablet into its owner's graveyard. Otherwise, that player owns Bronze Tablet and you own the other exiled card.

Flying

Brotherhood Vertibird's power is equal to the number of artifacts you control.

Crew 2 (Tap any number of creatures you control with total power 2 or greater: This Vehicle becomes an artifact creature until end of turn.)

Prevent all damage that would be dealt to creatures.

, : Roll a d4 and create a number of Treasure tokens equal to the result. The player to your right gains control of Bucknard's Everfull Purse.

Visit — Target creature must be blocked this turn if able.

Lights — 2, 3, 6

Visit — Target creature must be blocked this turn if able.

Lights — 2, 5, 6

Visit — Target creature must be blocked this turn if able.

Lights — 3, 5, 6

, Sacrifice Buried Treasure: Add one mana of any color.

, Exile Buried Treasure from your graveyard: Discover 5. Activate only as a sorcery. (Exile cards from the top of your library until you exile a nonland card with mana value 5 or less. Cast it without paying its mana cost or put it into your hand. Put the rest on the bottom in a random order.)

Equipped creature gets +3/+0.

As long as equipped creature is a Human, it has lifelink.

Equip

As Buzzing Whack-a-Doodle enters the battlefield, you and an opponent each secretly choose Whack or Doodle. Then those choices are revealed. If the choices match, Buzzing Whack-a-Doodle has that ability. Otherwise, it has Buzz.

• Whack — : Target player loses 2 life.

• Doodle — : You gain 3 life.

• Buzz — , : Draw a card.

As Caged Sun enters the battlefield, choose a color.

Creatures you control of the chosen color get +1/+1.

Whenever a land's ability causes you to add one or more mana of the chosen color, add one additional mana of that color.

, : You gain 2 life.

, , Exile Campfire: Put all commanders you own from the command zone and from your graveyard into your hand. Then shuffle your graveyard into your library.

Draft Canal Dredger face up.

Each player passes the last card from each booster pack to a player who drafted a card named Canal Dredger.

: Put target card from your graveyard on the bottom of your library.

, : Reveal the top card of your library. If it has the same name as a card in your graveyard, put it into your graveyard. Otherwise, draw a card.

Flying

Feeder Mandibles — When Canoptek Scarab Swarm enters the battlefield, exile target player's graveyard. For each artifact or land card exiled this way, create a 1/1 colorless Insect artifact creature token with flying.

Vigilance

Exile Cannon — When Canoptek Tomb Sentinel enters the battlefield from a graveyard, exile up to one target nonland permanent.

Unearth (: Return this card from your graveyard to the battlefield. It gains haste. Exile it at the beginning of the next end step or if it would leave the battlefield. Unearth only as a sorcery.)